Barrett Could Be Most Conservative Justice Since Clarence Thomas

Amy Coney Barrett brings a resume that could make her the most conservative new justice since Clarence Thomas and a dream addition for Republicans looking to remake the U.S. Supreme Court.

Barrett, nominated Saturday by President Donald Trump, champions the “originalist” approach that has become conservative orthodoxy for interpreting the text of the Constitution. She is an acolyte of the late Justice Antonin Scalia. She has deep Catholic convictions and has said that life begins at conception. Only 48, she could serve for more than 30 years.

And should she win Senate confirmation to succeed the late ...