Alan Heeks, 64, is the author of The Natural Advantage and has re-invented himself, his work and his relationships. He has been a successful businessman and entrepreneur, and is now an expert on sustainable living. After a 26-year marriage and two kids, he enjoyed a second adolescence in his fifties, and has recently remarried. Alan is a member of two men's groups, has lived in a cohousing community for six years , and has led many groups on men's issues, finding your life purpose - and knowing where your towel is.