Senior fellow for communities at Charles Koch Institute, working on strategy and research priorities; founding president of the Philanthropic Enterprise; founder of Thinkitecture, Inc., a boutique consultancy for social entrepreneurs, nonprofit executives, and donors; executive director of the Philadelphia Society.

President and CEO at the Philanthropy Roundtable, a national association pursuing philanthropic excellence and freedom; member of the board of directors of the Commonwealth Foundation for Public Policy Alternatives; former executive director of the Snider Foundation.

Director of Food+City, a catalyst that encourages entrepreneurs to solve food system problems; food historian and futurist; visiting research scholar, lecturer, and director of the Food Lab at University of Texas at Austin; founder and former CEO of Kelmscott Rare Breeds Foundation and Farm.

Political commentator and consultant; academic dean at John Locke Institute; faculty member at Foundation for Economic Education; founder and publisher of WatchingAmerica.com; creator of Weapons of Mass Persuasion, a source of effective techniques for advancing liberty.

President of Center for the Study of Digital Life, a nonprofit strategic research group studying the effects of digital technologies on civilizations; retired Wall Street technology strategist, investment banker, serial entrepreneur; designer of computer and networking systems.

Founder and CEO of Watson Institute, an innovative education program for entrepreneurs that combines seminars, project development, and mentorship; founder of Educate!, which educates future leaders in Uganda, Rwanda, and Kenya; named twice to Forbes 30 Social Entrepreneurs Under 30.

Software and biotech investor, philanthropist, software engineer; led Microsoft’s Internet Explorer team through release of version 3.0; co-founder of Wissner-Slivka Foundation; worked at IBM and Amazon; founded and later sold DreamBox Learning; former Northwestern University trustee

Executive director of Mercatus Center at George Mason University; former senior fellow and director of state projects at R Street Institute, a policy research organization; former director of external affairs at American Enterprise Institute; strategist, writer, and policy analyst

Entrepreneur; advocate for positive change in business, women’s rights, and Africa; founder and CEO of Skin Is Skin and Tiossan, skin-care companies that bring Senegalese recipes to US markets; advisory board member of Whole Planet Foundation, a nonprofit dedicated to microloans

General partner emeritus, Polaris Venture Partners, an investment firm that works with entrepreneurs in health care and tech; professor of innovation and Murchison Fellow of Free Enterprise at University of Texas at Austin; inventor of the Ethernet and other Internet-related technologies