Name: Andrew Yang

Website: yang2020.com

Political activity: Yang is an entrepreneur and businessman who has not held public office.

Date announced: Nov. 6, 2017

Trips to Iowa: Yang visited Ames on Jan. 31.

Notable quotes:

• “The opposite of Donald Trump is an Asian man who likes math.”
• “The market rewards business leaders for making things more efficient. Efficiency doesn’t love normal people.”