Ian Somerhalder began his career as a model at age 10, working internationally in New York, Paris, and Milan. He transitioned to acting in the late 1990s, landing his breakthrough role as Boone Carlyle in the hit series Lost (2004–2005). His portrayal earned him recognition and opened doors to more prominent roles. In 2009, he was cast as Damon Salvatore in The Vampire Diaries, a role that made him a household name and won him multiple awards, including Teen Choice Awards.
Beyond acting, Somerhalder is deeply involved in environmental causes. He founded the Ian Somerhalder Foundation in 2010, focusing on climate change, animal rights, and sustainable living. He has also directed and produced projects, including the Netflix series V-Wars (2019). His combination of talent and activism has made him both a respected entertainer and a passionate advocate for global issues.