When ANDREW HALLAM isn’t getting eaten by mosquitoes in a tropical jungle, cycling up the side of a volcano with his wife during a downpour or trying to drive to Argentina in a van, he’s speaking and writing about happiness, personal finance and low-cost retirement destinations. Profiled by such media as CNBC and The Wall Street Journal, the former high school teacher is the first person to have a #1 selling finance book on Amazon USA, Amazon Canada, Amazon UAE and Amazon Singapore. He has written columns for The Globe and Mail, Canadian Business, AssetBuilder.com, MoneySense, and Swissquote. His other books include Millionaire Teacher and Balance: How to Invest and Spend for Happiness, Health and Wealth. Find him online at andrewhallam.com.