Paul Wheaton is easily one of the biggest personalities and voices in the permaculture world today with his sites Permies and Richsoil attracting thousands of visitors daily to the articles and forums. Paul has made waves in the past with his controversial opinions and advice on energy saving methods and techniques for growing a permaculture business. In this marathon interview he goes in depth about his most important experiments, defends his positions on incandescent light bulbs, shares stories from meeting Sepp Holzer and much much more.
https://www.youtube.com/watch?v=T_7I-hgtQo4 This is a link for Paul's TED Talk all about ways to save energy in heating your home and busting the myth of florescent light bulbs
https://richsoil.com/wood-heat.jsp This is the link to Paul's DVD series on how to build a rocket mass heater