Paul, Weiss, Rifkind, Wharton & Garrison has elected Brad S. Karp its next chairman.

Karp, the co-chair of Paul Weiss’ litigation department and a member of the firm’s management committee, will take the top leadership spot in January. He will succeed Alfred D. Youngwood, who has served as Paul Weiss’ chairman since 1999 and who will retire at the end of the year.