Benjamin Bingham is the CEO/Founder of 3Sisters Sustainable Management (www.3sistersinvest.com), focused on 100% impact portfolios across private and public asset classes (www.ScarabFunds.com). Educated at Groton School, Yale and Emerson College (UK), his writing and investment work draws on broad experience as an artist, bio-dynamic farmer, and teacher. His pioneering book on Impact Investing, Making Money Matter, is an important contribution to this expanding movement (www.makingmoneymatterbook.com). He writes and sings psychological songs (www.reverbnation.com/gbenjaminbingham). See more on LinkedIn: https://www.linkedin.com/in/gbenjaminbingham/  and Twitter: @gbbingham.