His resume: Gorsuch, 49, was a Marshall Scholar at the University of Oxford, a Harvard Law School grad, and a former clerk for conservative judges — Judge David Sentelle of the D.C. Circuit and Justice Byron White. He also clerked for Anthony Kennedy of the Supreme Court. He was approved by a voice vote in 2006, marking the vote uncontroversial.
His conservative background: George W. Bush appointed Gorsuch to the U.S. Court of Appeals for the 10th Circuit in May of 2006. Like the late Antonin Scalia, Gorsuch is a known originalist and proponent of textualism; he believes the Constitution should be interpreted based on its historical drafting and takes what was written literally. This speech from 2016 about sums it up:
...[M]ark me down too as a believer that the traditional account of the judicial role Justice Scalia defended will endure.
For a lawyer's perspective on Gorsuch, read this SCOTUSblog profile on Gorsuch. His legal positions are below: