2020 citizenship question

Useful background information for those trying to understand the implications of the April 23, 2019 Supreme Court hearing on the citizenship question and the 2020 Census

• Supreme Court Prepares To Hear 2020 Census Citizenship Question
• New research shows just how badly a citizenship question would hurt the 2020 Census
• Citizenship Question Risks a 2020 Census Undercount in Every State, Especially Among Children
• Questionable? Why an Untested Citizenship Question Threatens the 2020 Census (video)