Mr. Rosenthaler has served as Chief Corporate Development Officer of LMC, Qurate, LTRIP and LBC since October 2016, and GCI Liberty, Inc. since March 2018. He previously served as Chief Corporate Development Officer of Liberty Expedia Holdings, Inc. from October 2016 to July 2019 and Chief Tax Officer of LMC, Qurate, LTRIP and LBC from January 2016 to September 2016, and Liberty Expedia Holdings, Inc. from March 2016 to September 2016. Prior to that, Mr. Rosenthaler served as a Senior Vice President of LMC (including its predecessor) from May 2007 to December 2015, Qurate (including its predecessors) from April 2002 to December 2015, LTRIP from July 2013 to December 2015 and LBC from June 2014 to December 2015. Mr. Rosenthaler has also served on the board of directors of LTRIP since August 2014. He is a graduate of Olivet College (B.A.) and University of Illinois (M.A.S.).
 

Since July 2015, Mr. Wiesenthal has served as founder and Chief Executive Officer of Blade Urban Air Mobility, Inc., a technology enabled short-distance aviation company and the largest arranger of helicopter flights in and out of city centers in the U.S. From January 2013 to July 2015, Mr. Wiesenthal served as Chief Operating Officer of Warner Music Group Corp., a leading global music conglomerate. From 2000 to 2012, Mr. Wiesenthal served in various senior executive capacities with Sony Corporation, most recently as Executive Vice President and Chief Financial Officer of Sony Corporation of America. Prior to joining Sony, from 1988 to 2000, Mr. Wiesenthal served in various capacities with Credit Suisse First Boston, most recently as Managing Director, Head of Digital Media and Entertainment. Mr. Wiesenthal previously served on the board of directors of Starz. Mr. Wiesenthal has a B.A. from the University of Rochester.

Seth Kalvert has responsibility for all of the legal activities of TripAdvisor, Inc. Prior to assuming his role as General Counsel in August 2011, Seth held various positions at Expedia, Inc., most recently as Vice President, Associate General Counsel since February 2006, where he had primary responsibility for the legal aspects of the company's mergers and acquisitions and other transactional work, along with the global Expedia brand, and managed a team that provided legal support for various Expedia brands, including TripAdvisor and Hotwire, in addition to privacy and trademarks across Expedia, Inc. Before joining Expedia, Seth held various legal positions at IAC/InterActiveCorp, which he joined in July 2001. Previously, Seth held a business development role at a privately-held online social networking and e-commerce company and practiced law in the New York office of Debevoise & Plimpton, LLP. Seth holds an AB from Brown University and a JD from Columbia Law School.

Seth's favorite travel destination is Queenstown, New Zealand.

Mr. Philips has been a general partner of Spark Capital since May 2014. From January 2012 until May 2014, Mr. Philips invested in private technology companies. From June 2010 to January 2012, Mr. Philips served as the Chief Executive Officer of Photon Group Limited, a holding company listed on the Australian Securities Exchange. From July 2004 to March 2010, Mr. Philips held various positions of increasing responsibility with News Corporation, most recently as an Executive Vice President in the Office of the Chairman. Before joining News Corporation, among other roles, Mr. Philips was co-founder and Vice-Chairman of ecorp, a publicly traded Internet holding company. Mr. Philips serves on the board of directors of Affirm Holdings, Inc. and several private Internet companies. He is an adjunct professor at Columbia Business School and holds a B.A. and LL.B. from the University of New South Wales and an MPA from the Harvard Kennedy School of Government.