Derrick Feldmann is a speaker, researcher, and advisor for cause engagement and social good. He is author of Social Movements for Good: How Companies and Causes Create Viral Change and co-author of Cause for Change: The Why and How of Nonprofit Millennial Engagement. Feldmann serves as the managing director of INFLUENCE|SG. He leads the research initiative Cause and Social Influence and founded and led the Millennial Impact Project, a decade-long study of how the next generation of supporters and consumers engage with causes. His chapter Moving Millennials to Act appears in the newly released 2^nd edition of Nonprofit Management 101.