The National Cancer Policy Forum of the National Academies of Sciences, Engineering, and Medicine convened a virtual public workshop on March 1-2, 2021 to examine the impact of the Affordable Care Act (ACA)on cancer prevention and care. Workshop participants discussed the available evidence to assess (1) the effects of the ACA on people at risk for or living with cancer and (2) lessons learned from the ACA's design and implementation, looking to...