Click here to get the full experience on your screen. In 1999, they created an Internet company, Starbelly, that specialized in promotional products. They paid $630,000 in 2010 for a second piece of land, according to the Cook County recorder of deeds. A defensive stalwart, Oswego Easts Tyler Jasek surprises Joliet West. Liz and Eric Lefkofsky are proud to be part of these medical gifts and donations. Tempus is predicated on the theory that information, lots of it, will enable doctors to personalize cancer treatments and make them more effective. Our education budget has risen 3.5% over the past two years. 9 Walton. But we took a more cautious approach. They ran a head-to-head comparison involving gastrointestinal cancer between Tempus and Foundation Medicine; Tempus fared well. Sometimes I'll work out it in the mornings [but other than that] I'm working non-stop, eating fast. The trust particularly focuses on the needs of women and children and works to meet its mission by ensuring access to quality education, improving fundamental human rights, propelling innovative medical research, and expanding cultural initiatives. If successful, this study could bring to market new options for fighting cancers of the pancreas, stomach, and have implications for additional cancer investigations. It has a two-story library, a sports court, an indoor spa and a movie theater. He is from United States. Developed by Exicure Co-founder Dr. Chad A. Mirkin, a widely cited chemist and nanomedicine researcher and Director of Northwestern University's International Institute for Nanotechnology, the company's 3-dimensional SNA unlocks the potential of nucleic acid therapeutics in multiple organs. He is the founder and CEO of Tempus, a technology company that empowers doctors to personalize cancer treatment through data and analytics. In October 2009, Groupon raised $30 million from Accel Partners and New Enterprise Associates. I believe that by bringing big data (along with machine learning and artificial intelligence) to healthcare, we can reduce mortalities by well over 50% in the next 25 years and remove a significant portion of that trillion-dollar waste. When Eric Lefkofsky's wife was diagnosed with breast cancer, he quickly witnessed the shortcomings of the healthcare system. He co-chairs the Lefkofsky Family Foundation with his wife Liz to advance high-impact initiatives that enhance lives in the communities served. [10] He enrolled at University of Michigan Law School and received his Juris Doctor in 1993. Exicure, formerly AuraSense Therapeutics, is developing a new class of immune-modulatory and gene-silencing drugs against validated targets. The first of these is our ability to sequence the entire genome of a cancer patient. Groupon co-founder and Chairman Eric Lefkofsky and his wife, Elizabeth, sold a Glencoe mansion for almost $5.2 million nearly three years after buying a $19.5 million lakefront estate nearby. But you can send us an email and we'll get back to you, asap. On this Wikipedia the language links are at the top of the page across from the article title. For more information on Eric Lefkofsky, visit: http://www.lefkofsky.com, Lefkofsky Family Foundation: http://lefkofskyfoundation.com, Eric Lefkofsky Facebook: https://www.facebook.com/eplefkofsky, Eric Lefkofsky LinkedIn: https://www.linkedin.com/in/ericlefkofsky. Doctors at UC Davis, McPherson says, have only sent about 100 samples to Tempus, considerably fewer than theyve sent to Foundation. They wanted us to basically send all our samples there for all our patients in the future, says John McPherson, deputy director of the UC Davis Comprehensive Cancer Center. CHICAGO, February 28, 2023--Tempus, a leader in artificial intelligence (AI) and precision medicine, today announced a multi-year, strategic collaboration with Pfizer in which the two companies . I believe that by bringing big data (along with machine learning and artificial intelligence) to healthcare, we can reduce mortalities by well over 50% in the next 25 years and remove a significant portion of that trillion-dollar waste. roughly one-third is wasted. With that, the doctor prescribes a targeted therapy that can have better results than chemotherapy. He is the founder of Tempus, and the co-founder of Groupon, Echo Global Logistics (ECHO), InnerWorkings (INWK), and Mediaocean. We finally have the tools. Riskin Partners Group at Village Properties handled both sides of the transaction. 130 E. Randolph St. Maybe we want to retire our national debt or reserve for the interest we pay. Billionaire Ken Griffin, Illinois richest man, paid $58.75 million in November for the top four floors in the Near North condominium building at 9 W. Walton St., known as No. Ivana Trump is survived by three children: Donald Jr., Ivanka and Eric Trump. While the cost of sequencing has dropped, it still runs $1,000 to $5,000 per analysis, and Tempus loses money doing it. Eric Lefkofsky, who could make more than $4 billion from the initial public offering of Groupon, is an 41-year-old, unassuming Midwesterner who got his start selling carpets on the street. Lefkofsky is also an avid philanthropist. Written and directed by Newsom, it includes interviews with neuroscientists, psychologists and sociologists who all offer their evidence on how social expectations can negatively affect boys in early development. Designed by noted Chicago-area architect Howard Van Doren Shaw in the French Normandy . Founder and Co-Managing Partner . Bob Goldsborough is a freelance reporter. Eric serves as a Trustee of Lurie Children's Hospital of Chicago, The Art Institute of Chicago, The Museum of Science and Industry and World Business Chicago. In 2006, Lefkofsky and his wife, Liz, formed a private charitable trust, The Lefkofsky Family Foundation. They have three children.[31][32][33]. Eric Lefkofsky net worth is $1.81 Billion Eric Lefkofsky Wiki Biography. Eric Lefkofsky co-chairs the Lefkofsky Family Foundation with his wife Liz to advance high-impact initiatives that enhance lives in the communities served. In 2016, Lefkofsky founded Tempus,[24] a technology company that enables physicians to deliver personalized cancer care, and serves as its CEO. In May 2008, Lefkofsky joined the committee to bring the 2016 Summer Olympics to Chicago, Chicago 2016. Join NVIDIA at AWS Innovate to learn how to train and deploy your deep learning models. The donation will be funded through the Lefkofsky Family Foundation. The 9.3-acre spread is perched on a foothill promontory at the very eastern end of Montecito, directly overlooking the quaint seaside village of Carpinteria. Its purpose is to advance high-impact initiatives that enhance the quality of human life in the communities they serve. There has never been a more urgent time to harness and apply data science to help eradicate cancer. Liz Lefkofsky runs the couple's charity, the Lefkofsky Family Foundation. MATT SACKS. But you can send us an email and we'll get back to you, asap. In August 2014 the pair bought a lakefront estate, also in Glencoe, for $19.5 million. The first step in all that is data.. Eric Lefkofsky's income source is mostly from being a successful . They paid $1.525 million in 2003 for a 1.56-acre property on which now stands their six-bedroom mansion, which they had built in 2008. And while up until now we were powerless to combat illnesses such as cancer, overwhelmed by its complexity, we now have for the first time, the tools we need to peer inside the body and understand what makes us healthy and what makes us sick. Eric Lefkofsky is founder and CEO at Tempus. How about tackling poverty. Even if we assume conservative GDP lifts for the above, you probably pick up $500-600 billion annually, which means were left trying to spend the extra trillion dollars we saved by improving our healthcare system and controlling diseases such as cancer. Advances in molecular sequencing, machine learning, and artificial intelligence have armed us in ways that were truly unimaginable by those fighting on the front line. We spend $80 billion on prisons a year. The Lefkofsky Family Foundation is a charitable trust that was formed in 2006. Eric Lefkofsky made his fortune from the daily deals site Groupon, which he founded in 2008 with Andrew Mason and longtime business partner Brad Keywell. roughly one-third is wasted. Billionaire Ken Griffin, Illinois richest man, paid $58.75 million in November for the top four floors in the Near North condominium building at 9 W. Walton St., known as No. More importantly, I believe that we are standing at the gateway of a new era of technology and medicine, one that is going to completely upend how we treat patients and manage disease. He attended Tamarack Camps as a youth and later worked as a staff member. He is also a Co-founder of Lightbank, InnerWorkings, Echo Global Logistics, Mediaocean, and Uptake. Promising to give more than half of their wealth to charity, Groupon CEO Eric Lefkofsky and his wife, Liz, are the latest billionaires to join The Giving Pledge. The purpose of the Lefkofsky Family Foundation is to advance high-impact programs, initiatives and research that enhance the quality of human life in the communities we serve. In 2014, Lefkofsky's wife, Liz, was diagnosed with breast cancer. He co-chairs the Lefkofsky Family Foundation with his wife Liz to advance high-impact initiatives that enhance lives in the communities served. Naturally, as one would expect at this price point, the propertys acres of rolling grounds include resort-quality amenities carefully curated gardens, a canopy of ancient oaks, hidden patios and secluded dining areas, a tennis court, and a koi pond. Get the best business coverage in Chicago, from breaking news to razor-sharp analysis, in print and online. In December 2010, Google offered a reported $6 billion for Groupon. The Indonesian-inspired main house offers walls of glass with spectacular ocean views, and the front door opens into a vast great room accented by a ceiling hewn from truckloads of rare wood. In July 2007, New Enterprise Associates invested in MediaBank. A little more than a year later, the company went bankrupt, and the firm faced multiple lawsuits from shareholders, all of which were resolved by 2004. And lets not forget we improved education, helped those living below the poverty line and worked on fixing our prison system along the way. In 1987 Lefkofsky attended the University of Michigan and graduated with honors in 1991. "I was just perplexed at how little data had permeated her care," he says. 374 on the envy-inducing tally of America's . Its primary aims are the advancement education, fundamental human rights, medicine, art and culture initiatives. In addition to serving as Groupons boss after the ouster of founder Andrew Mason, Lefkofsky also co-founded the venture capital firm Lightbank. During the Tuesday announcement, the campaign revealed seven billionaires in all including the Lefkoskys and GoDaddy founder Bob Parsons and his wife Renee were taking the pledge. However, it remains unclear why some patients respond well to immunotherapy, and others not well at all. And lets not forget we improved education, helped those living below the poverty line and worked on fixing our prison system along the way. Eric Lefkofsky graduated from the University of Michigan and received his Juris Doctor at University of Michigan Law School. Learn How rich is He in this year and how He spends money? Through a Delaware corporation, Lefkofsky in August purchased the estate from a trust whose beneficiaries are Chicago-based Equity Group co-president David Helfand and his wife, philanthropist. You may opt-out by. That means we are spending roughly a trillion dollars a year that we dont need to be spending. We could allocate another $80 billion (doubling the budget) towards working with individuals from disadvantaged communities, as well as providing job training and other opportunities to individuals who are already in the prison system, still leaving us with $790 billion to go. "I was perplexed at how little data had permeated her care,". (Noe Favela). He is an early-investor in Uptake,and the managing director of Chicago-based venture capital firm, Lightbank. Click below to see everything we have to offer. Recently, the FDA announced approval of an immunotherapy to treat cancers with a specific genomic profile. The couple built the 11,000-square-foot home in 2008 on a lot they bought five years earlier for a little more than $1.5 million. He said that during her. [citation needed]. The buyer is not yet identified in public records of the sale. Lefkofsky serves as a Trustee of Lurie. Their yacht is reported to be worth $100 million. The offer was turned down, possibly due to anti-trust and regulatory scrutiny the deal might face. In late 2008, the site changed its name to Groupon.com. We spend about ~$3 trillion a year on health care in this country, and by almost all accounts (independent government studies, large Payor analyses, etc.) Eric Paul Lefkofsky (born September 2, 1969) is an American billionaire businessman. In August 2006, the company went public with an initial public offering. Arguably the propertys most showstopping feature is the swimming pool, which is an engineering marvel unto itself jutting up out of the ground, seemingly cantilevered over the sloped gardens below, and infinity-edged on three sides. His wife is Elizabeth Lefkofsky (m. 1997) Eric Lefkofsky Net Worth His net worth has been growing significantly in 2021-2022. In July 2014, Lefkofsky was an early investor in Uptake, LLC, an analytics company[citation needed]. Lefkofsky then co-founded InnerWorkings in fall 2001, a firm providing print procurement services for mid-sized companies; In August 2006, it had an initial public offering. He continued on at University of Michigan Law School to receive his Juris Doctor in 1993. One thing you can see right off the bat is the purple staining of this cell, he says, pointing to the pathology slide of a patient with breast cancer. Sponsored Content: Tech firm helps Chicago businesses create new markets, The Most Powerful Women In Chicago Business. In 1997, Lefkofsky married Elizabeth (ne Kramer); they have three children. The reason is that a subsequent owner added a second story in 2006 and reclad its exterior. In June 2007, the firm acquired Datatech, a media planning and procurement platform. Eric Lefkofsky Co-Founder and CEO of Tempus Mario Schulzke July 28, 2020 Eric Lefkofsky is the co-founder and CEO at Tempus, a technology company that enables physicians to deliver personalized cancer care for patients through an interactive analytical and machine learning platform. CHICAGO, IL-- (Marketwired - October 29, 2015) - Eric Lefkofsky, CEO and Co-founder of Groupon, and his wife Liz have invested in Exicure, a Skokie, IL-based biopharmaceutical company. Features in the mansion include nine full baths, two half baths, an open floor plan, a two-story paneled library, an indoor spa, a large screened porch, a sport court, an exercise room and a movie theater. But some researchers were initially hesitant to share. "I was perplexed at how little data had permeated her care," Lefkofsky said in a 2017 Fortune Brainstorm Health interview. Its purpose is to support charitable, civic, scientific, and educational causes and organizations around the world. Mr. Pelletier is our former Chief Technology Officer. Also learn how He earned most of networth at the age of 51 years old? He co-chairs the Lefkofsky Family Foundation with his wife Liz to advance high-impact initiatives that enhance lives in the communities served. Since its launch in 2011, Exicure (formerly AuraSense Therapeutics) has been developing gene-regulatory and immuno-modulatory therapeutics based on its proprietary 3-D, spherical nucleic acid (SNA) technology. Now records indicate the mystery buyer was multibillionaire Eric Lefkofsky, the Chicago-based tech tycoon best known for co-founding Groupon. Lefkofsky got the entrepreneurial bug at the University of Michigan, where he studied history and made money selling carpets. ", "Groupon Co-Founder, Southfield Native, To Speak At Camp Fundraiser", "Fond Farewell! Generally, we were focused on supporting four causes that we felt needed more attention: education, human rights, civic causes and medical discoveries. Its time to focus. Its time to double down. We finally have the tools. Want to impact crime? Lefkofsky, 47, co-founded Chicago-based marketing execution firm InnerWorkings in 2001 and then started several other companies before co-founding Groupon under its previous name, ThePoint.com, in 2007. There has never been a more urgent time to harness and apply data science to help eradicate cancer. In June 2007, the firm acquired Datatech,[14] a media planning and procurement platform. Yet again, Lefkofsky needed data. Register now! In June 2006, Lefkofsky and Keywell founded MediaBank, a company providing technology for advertising buyers. . [5] He is an early investor in Uptake,[citation needed]and the managing director of Chicago-based venture capital firm Lightbank. He is from United States. Crains Chicago Business reports Lefkofsky wrote in a letter about the pledge: Today Liz and I find ourselves in the rare position to be able to help so many people; a position neither of us takes lightly. The full-time philanthropist is as adept at putting together a casually cool evening ensemble as she is at overseeing record-breaking fundraising campaigns (in 2010,. Later news reports said they planned renovations there. According to the Tribune, he currently serves as a trustee for the Ann & Robert H. Lurie Childrens Hospital of Chicago, the Art Institute of Chicago, Steppenwolf Theater Company, the Museum of Science and Industry and World Business Chicago. We must stand up against voter suppression. Just Win or Learn" Before Tempus, Eric Lefkofsky has been a veteran at building high-growth startups with an extensive profile of five companies worth at least $250 million apiece. While that level of fixation is not healthy and while these other causes are beyond worthy, I feel the need to explain why Im so singularly focused. Discover Eric Lefkofsky's Biography, Age, Height, Physical Stats, Dating/Affairs, Family and career updates. These days, I have become 100% focused on the last and I cant seem to think about anything else. So even after setting aside enough money to cover our national debt without using a penny of tax payer money, we still have $400 billion left. [13], In June 2006, Lefkofsky and Keywell founded MediaBank, a company providing technology for advertising buyers. [8] After graduating from Southfield-Lathrup High School in 1987,[9] he attended the University of Michigan and graduated with honors in 1991. General Partner . Eric Paul Lefkofsky (born September 2, 1969) is an American billionaire businessman. We believe this represents the future of cancer care. Eric Lefkofsky is the co-founder and CEO of Tempus, a technology company that has built an operating system to battle cancer. When Eric Lefkofsky's wife was diagnosed with breast cancer about four years ago, he quickly witnessed the shortcomings of the healthcare system. Eric Lefkofsky is the co-founder and CEO of Tempus, a technology company that has built an operating system to battle cancer. Exicure has two preclinical therapeutic candidates - AST-005, for mild to moderate psoriasis, and AST-008 for immuno-oncology applications. So what do we do with the $640 billion thats left. He is the founder and CEO of Tempus, a technology company that empowers doctors to personalize cancer treatment through data and analytics. (Liz has. The Expanded Steppenwolf Campus. Former students remember Southfield-Lathrup High", "Eric Lefkofsky's Groupon Pays Out $43 Million To Add Fashion To His Collection Through Ideeli", "Executive Profile Eric P. Lefkofsky J.D. So, how much is Eric Lefkofsky worth at the age of 53 years old? In 2006, Lefkofsky and his wife, Liz, formed a private charitable trust, The Lefkofsky Family Foundation. He was Groupon's CEO from 2013 until late 2015, when he stepped back to resume his previous role as chairman. In December 2010, Google offered a reported $6 billion for Groupon. The cost of genetic sequencing has fallen over one million-fold since 2000, making the technology finally accessible at scale. Find out more about how we use your personal data in our privacy policy and cookie policy. Advances in molecular sequencing, machine learning, and artificial intelligence have armed us in ways that were truly unimaginable by those fighting on the front line. [citation needed] As of October 2021, his net worth was estimated at US$4.1 billion. Lefkofsky wont reveal revenues, but says it gets seven-figure fees from seven of the ten largest cancer drug companies. I was just perplexed at how little data had permeated her care, he says. In July 2014, Lefkofsky was an early investor in Uptake, LLC, an analytics company. AST-005 has exhibited modulation of tumor necrosis factor when topically administered to both healthy and psoriatic human skin and AST-008 has exhibited anti-tumor activity when combined with certain checkpoint inhibitors, when conjugated with tumor-specific antigens, and when administered as a monotherapy across a range of solid and hematological cancers in preclinical studies. We recommend you to check the complete list of Famous People born on 1969-09-. But not his teammates. The Glencoe resident climbed back to No. Groupon co-founder and chairman Eric Lefkofsky and his wife, Elizabeth, on Wednesday sold their longtime six-bedroom, 11,029-square-foot mansion and estate in Glencoe for $5.175 million. We recognize that perhaps our greatest accomplishment with the exception of the kids we raise will come not from businesses we started, but from the help we provide to people and causes around the world., The brainchild of ultra-rich business-philanthropists Warren Buffett and Bill and Melinda Gates, the pledge is described as a commitment by the worlds wealthiest individuals and families to dedicate the majority of their wealth to philanthropy.. Founder & Chief Executive Officer at Tempus Eric Lefkofsky is the founder and CEO at Tempus, a leading provider of technology enabled precision medicine solutions. Lefkofsky and family were paid $398 million. He is also an adjunct professor at the University of Chicago. Eric Lefkofsky is the co-founder and CEO at Tempus, a technology company that enables physicians to deliver personalized cancer care for patients through an interactive analytical and machine learning platform. Olivia Jade Giannulli, the couple's daughter, was actually on board Invictus when word of Lori Loughlin and Mossimo Giannulli's arrest in the 2019 college bribery scandal broke. In 1976 Eric Lefkofsky went to Southfield-Lathrup High School which he finishied in 1987. In July 2007, New Enterprise Associates invested in MediaBank. He continued on at University of Michigan Law School to receive his Juris Doctor in 1993. CHICAGO, IL-- (Marketwired - October 20, 2015) - Eric Lefkofsky, CEO and Co-founder of Groupon, and his wife Liz have donated $500,000 to Stanford University from their private charitable. But as he meanders through the Chicago lab of Tempus, his medical startup, he presents an air of expertise. IP TAKE: The Lefkofskys have stepped up their giving in recent years and have broad philanthropic interests.They are also Giving Pledge signatories, so much more may be on the way. These days, I have become 100% focused on the last and I cant seem to think about anything else. American billionaire businessman (born 1969), Lefkofsky, E: "Accelerated Disruption", page 15, Easton Studio Press, 2007, Lefkofsky, E: "Accelerated Disruption", dust jacket, Easton Studio Press, 2007, Learn how and when to remove this template message, "Groupon CEO Eric Lefkofsky the Man Behind $19.5M Home Sale", "Wild and Crazy Self Made Billionaires with Infographic of Entrepreneurs", "Groupon Names Eric Lefkofsky CEO, Shares Rise On Q2 Earnings", "What Does It Mean To Be Jewish Today? While that may seem like a manageable number since its only twelve zeros, its worth looking at the number in its entirety to fully understand its size: $1,000,000,000,000 Its a big number. A competitor, sequencing firm Foundation Medicine, has published over 400 in 9 years. Eric Lefkofsky and his wife have a whopping $3.34 billion AP Shares owned : 64,119,712 (Eric), 64,119,712 (Liz) That's 20 percent off the $6.49 million they were asking for the Grove Street property when they listed it on the open market in February 2016 after their agent shopped it as a pocket listing for several months. That experience ultimately launched Tempus. Lefkofsky's wife was diagnosed with breast cancer and he found himself spending long hours by her side in cancer clinics. 4,905 likes. The former DeGeneres/de Rossi estate certainly has all the requisite ingredients: the palatial mansion is dressed in a unique, Bali-style design, and the acres of rolling grounds would not look out of place in the glossiest shelter magazines. Groupon Chairman Eric Lefkofsky is back on the Forbes 400 list after falling out of the rankings last year.. Send us a tip using our anonymous form. Groupon co founder Eric Lefkofsky finds buyer for December 6th, 2016 - Billionaire entrepreneur and Groupon cofounder Eric Lefkofsky and his wife Elizabeth on Monday struck a contract to sell their longtime six bedroom 11 029 square foot mansion in Glencoe which most recently had been listed for 5 9 million Staying current is easy with Crain's news delivered straight to your inbox, free of charge. Another startup, Concerto HealthAI, backed by billionaire Romesh Wadhwani, has access to many of the same records as Tempus. , money, salary, income, and assets. Wexler did not immediately respond to a request for comment. (Nancy Stone, Chicago Tribune) Here's the transcript of a sometimes . The elephant in the room is cancer (and other diseases) that endlessly consume our resources, impoverish our healthcare system, and deflate the spirit of every patient and family member battling disease. In the last century, every generation, emboldened by a disrupting technology, can lay claim to a monumental achievement that changed the way we live from curing polio to landing a man on the moon. One of the great challenges for our generation will be to invent a data-driven approach that can match a patients genetic makeup to their optimal cancer therapy. Register now! We stand at the crossroads of two transformative advances in science. [25] The elephant in the room is cancer (and other diseases) that endlessly consume our resources, impoverish our healthcare system, and deflate the spirit of every patient and family member battling disease. Get our latest stories in the feed of your favorite networks. OVERVIEW: The Lefkofsky Family Foundation was established by Groupon cofounder Eric Lefkofsky and his wife, Liz.The foundation gives to education, health, human rights and arts and culture in the Chicago area. A year after its 2008 founding, it booked $14.5 million in revenue; in 2011, it generated $1.6 billion. Alec Baldwin and wife Hilaria visit private NYC club Zero Bond for a poker night hours after star was formally . Groupon named Lefkofsky as CEO on Wednesday, Aug. 7, 2013, replacing Andrew Mason, who was fired from the online deals site in February amid growing concerns about its financial performance. breast or pancreatic cancer) as a criterion in the drug approval process. 9.3-acre estate with five separate structures, Ellen DeGeneres Buys Another Grand Old Montecito Estate, Reclusive Texas Billionaire Paid $45 Million for Paul Allens Beverly Hills Estate, Refined Estate in the Hills Sells to Fayed Family Member, a $19.5 million, 100-year-old lakefront mansion, Sprouts CEO Bags Oceanfront Carpinteria Beach House, Ellen DeGeneres Sells Montecito's Historic Rancho San Leandro to Bumble CEO, Lavish Montecito Mansion Where Meghan and Harry Filmed Netflix Doc Listed at $33.5 Million, Michael Milkens Son Asks $64 Million for Longtime Palisades Home. He is a founding partner of Read More Contact Eric Lefkofsky's Phone Number and Email Last Update 11/30/2022 8:08 PM Email e***@tempus.com Engage via Email Contact Number (***) ***-**** We're not around right now. In 2013, Lefkofsky and his wife joined The Giving Pledge. A doctor treating a patient with lung cancer might send a tumor sample to Tempus for genomic sequencing. We believe that combining the patients genomic and clinical data is key to determining which cancer therapy should be implemented in a specific clinical context. He graduated from the University of Michigan and received his Juris Doctor at University of Michigan Law School. Promising to give more than half of their wealth to charity, Groupon CEO Eric Lefkofsky and his wife, Liz, are the latest billionaires to join The Giving Pledge. Lefkofsky, who lives in the northern Chicago suburb of Glencoe, is already active in several philanthropic efforts around the Windy City. In 2006, Lefkofsky and his wife set up a family foundation to support causes, including medical research, education and human rights .