Theresa Williamson is founder and executive director of Catalytic Communities (CatComm), an empowerment, communications, think tank, and advocacy NGO working since 2000 in support of Rio’s favelas. In addition to fostering peer-to-peer networking, strategic training and media support on behalf of community organizers, the organization has become known for advocating a community-controlled asset-based development approach to informal settlements. Theresa is an outspoken, respected advocate for the recognition of favelas’ heritage status and their residents’ right to be fully served as equal citizens. She has published several book chapters, four opinion pieces in The New York Times, and has been cited in dozens of publications, with appearances on The Today Show, Vice, and HBO. Dr. Williamson received the 2012 NAHRO John D. Lange International Award for her contributions to the international housing debate and 2005 Gill-Chin Lim Award for Best Dissertation on International Planning. She is editor-in-chief of RioOnWatch.