Who is Barbera Thornhill, Trump-appointed ambassador to combat human trafficking?

Barbera Thornhill, appointed by President Donald Trump as US Ambassador-at-Large to Monitor and Combat Trafficking in Persons, is a Los Angeles-based business executive and philanthropist. She previously led interior design firm Impact Design and was nominated by Trump as US ambassador to Singapore in 2019. She has also talked about living and working with Mother Teresa in India in 1994.