Juan Calderón is associate th1nker at th1nk, founder of I Paid a Bribe Colombia, an initiative to crowdsource a measure of corruption in Colombia. He runs Kids Hack Day Bogotá, a movement to empower kids to create technology and estimulate their technological creativity. He is co-founder of BOGOHACK, an open source hardware company and hackerspace pioneers in 3D printing technologies. He studies happiness as a member of the H(app)athon project. He is a consultant atCentro Nacional de ConsultorÃa, where he has also done research on quantifying corruption, and now focuses on happiness. He has organized several TEDx events in Colombia, including TEDxCeiba, TEDxBogotá and TEDxGuatavita.