The judge ruled that, while the administration's move to include a citizenship question was not in itself unconstitutional, it was "unlawful for a multitude of independent reasons."
In a new working paper, five Census Bureau economists find that adding a citizenship question to the 2020 census would only reduce accuracy and increase costs.
The 2020 census will be the first in the nation's history to be conducted electronically, which will also mean more potential for outside interference.
The suit's plaintiffs say the question could discourage certain ethnic minorities from completing the census due to fears that their responses could be used against them.
A political philosopher investigates the question of how a citizenship question on the 2020 census could create bias in public policy that would lead to injustice.
Wilbur Ross ignored many Census Bureau officials' warnings and will include a question about citizenship status in the census for the first time since 1950.