Complex sentence: Loung Ung (born 1970) is a Cambodian American human-rights activist, an internationally-recognized lecturer, and the national spokesperson for the Campaign for a Landmine-Free World.
Split into simpler sentences: Loung Ung (born 1970) is a Cambodian-born American human-rights activist and lecturer. She is the national spokesperson for the Campaign for a Landmine-Free World.