Before this he had worked for the Survival Natural History Film Unit and as a marine biologist in Australia, New Caledonia and Orkney.
[12] He is currently a Director at Greenpeace UK,[13] a Trustee at Energy Revolution[14] and an investor in a wide range of entrepreneurial businesses including Panda Packaging,[15] Piclo,[16] Raw Bottles,[17] Bennaman,[18] Engaged Tracking,[19] Common Objective[20] and Small Robot Company.
Gillespie co-presents The Great Humbling podcast with Dark Mountain co-founder Dougald Hine.
[24][25] The book is based on his 2007/8 trip and the Independent described it as allowing "the world's flaws and beauty to seep into your soul".
[26] Gillespie is regularly invited to lecture around the world to audiences, including the UN, national governments, multinational corporations and citizen organizations.