The House Judiciary Committee is tapping a top legal scholar on impeachment as it prepares for its expanded role in the impeachment inquiry.

Kaplan Hecker & Fink of counsel Joshua Matz is the latest attorney to be added to the committee’s legal team. Matz, who has been involved in several high-profile lawsuits against the Trump administration, is an expert on impeachment, offering legal expertise and firepower to the committee as it prepares for its role in impeachment proceedings.