Edward Michael Grylls (born 7 June 1974), better known as Bear Grylls, is a British former SAS serviceman, survival instructor, and honorary lieutenant-colonel, and, outside his military career, an adventurer, writer, television presenter and businessman. He is widely known for his television series Man vs. Wild (2006–2011), originally titled Born Survivor: Bear Grylls for the United Kingdom release. Grylls is also involved in a number of wilderness survival television series in the UK and US. In July 2009, Grylls was appointed the youngest-ever Chief Scout of the United Kingdom and Overseas Territories at age 35, a post he has held for a second term since 2015.