A recent episode of BBC Radio's "Excess Baggage" featured an interview with Josh Ponte who worked in Gabon for several years with orphan Western Lowland Gorillas and helped establish a new colony there. Full story at the "Excess Baggage" website, along with the full streaming audio of the show.
Josh Ponte lived in Gabon from 2001 until November 2005. He first went to help re-introduce Western lowland gorillas into the wild and then worked for the Wildlife Conservation Society in the development of the national parks network created in 2002. Josh recently returned to Gabon.