Sue Thayer, who was a manager at Planned Parenthood for 18 years before becoming an abortion opponent, will present the lecture Planned Parenthood: The Pink Exposed on Tuesday.

The event will begin at 7 p.m. in 1148 Gerdin Business Building and will be free to attend. 

Thayer became an abortion opponent after objecting to a teleconferencing system that allows doctors to dispense abortion pills to patients in rural clinics, according to the Iowa State events website. 

Thayer the first 40 Days for Life campaign at the Planned Parenthood of the Heartland Clinic in Storm Lake, Iowa. 

She is the founder and director for of Cornerstone for Life Pregnancy Resource Center.