No. 401: Eric Lefkofsky, 42, Groupon, $2.9B

» Photo Gallery: Aerial Views of Yukon River... » 2013 Gold Nugget Triathlon » Photos: Pavlof Volcano Erupting » Spenard Farmer's Market Kicks Off 4th Season » Trekkies at the museum » Bike to Work Day 2013 » Photo Gallery: Pamyua Plays for ANHC Crowd on... » Photo Gallery: Faster Than a Falcon 5k Run » Photos: 'Back to the Future' DeLorean Replica » Photo Gallery: Back to the Future DeLorean... » Photo Gallery: APD Medals of Valor and Shield... » 13th Annual Bike for Women » Great Alaska Aviation Gathering Celebrates 16... » Photo Gallery: Commissioning of the USS... » Photo Gallery: 22nd Annual Salmon Run 2K,... » Photo Gallery: Walk and Roll for Hope 2013 » Photos: On Board The USS Anchorage » NYO 2013, Day 3 (More Photos) » Denali Base Camp » NYO 2013: Day 3: One-Foot High Kick, Seal... » Heart Run 2013 » Native Youth Olympics Day 2: One Hand Reach... » Photo Gallery: Clark Mishler's 'Portrait... » Photos: NYO 2013: Day 1 » Unalakleet Clean Water Struggle » Slush Cup 2013 (part 2) » Slush Cup 2013 (Part 1) » Newborn Reindeer Calves at the Palmer... » Piuraagiaqta 2013: Barrow's Spring Festival » Giant Pacific Octopus Eggs Hatching » 2013 Arctic Man » 20th Alaska Custom Cycle Show » Hand Counting Write-In Votes: Ernie Hall vs.... » Food Truck Carnival in Spenard » Rage City Rollergirls » Photos: Deadly Shooting in Fairview,... » Photos: 2013 Municipal Election » Photo Gallery: Helo-1 and Crash Victims » Ida'ina Gathering 2013 at Dena'ina Center » The 2013 Sportsman Show » Photo Gallery: 2013 'Choose Respect' March in... » Photo Gallery: Food Bank of Alaska's... » Funeral Service for Fallen VPSO Thomas Madole... » Kali, Orphaned Polar Bear Cub, at Alaska Zoo » Photo Gallery: Alaska State Troopers... » World Baseball Classic: Puerto Rico vs.... » Photo Gallery: Kulluk Loading Aboard Xiang... » Photo Gallery: Recovered Polar Bear Cub... » Museum in Mountain View Name Changed » World Baseball Classic: Semi Final Game One:... » Matzah Bakery » 2013 Oosik Classic Ski Race/Tour » 2013 Shamrock Shuffle » Pink Floyd Light Show at the Anchorage... » Daytona Bike Week: National Guard SuperBike... » World Baseball Classic Round 2 Miami: USA v.... » Photos: ASD Names New Superintendent as Jim... » World Baseball Classic: Round 2 Miami, Game... » Photos: Empty Bowl Project at Egan Center » Photo Gallery: Moose Rescue at Alexander... » Jesus Christ Superstar » Iditarod Day 5: Dropped Dogs in McGrath » The 41st Annual Student art exhibition » Photo Gallery: Rotten Matanuska Creamery... » Anchorage Police Respond to Armed Man near O'... » Iditarod Official Start (Aerial Photos) » Iditarod Official Start (Pre race, Mushers... » Iditarod Official Start (Mushers 2 - 16) » Iditarod Official Start (Mushers 17 - 67) » Rondy Day 9: Running of the Reindeer pt 1 » Rondy Day 9: Running of the Reindeer pt 2 » Iditarod Ceremonial Start » Rondy Day 8: Scale Model Club Exhibit » Photo Gallery: Marti Reads to the Kids » Rondy Day 7: Reindeer Sausage Eating Contest