Souter names Bostonian as a law clerk Choice helped liberal Harvard professor defend a right to abortion

WASHINGTON -- Justice David H. Souter, whose votes on the Supreme Court have angered liberals, has chosen as a law clerk a Bostonian who works for Professor Laurence H. Tribe of the Harvard Law School, a noted liberal jurist.

Peter J. Rubin, 28, who will begin his one-year clerkship in July, worked closely with Tribe last year in writing a book that defended the 1973 Roe vs. Wade ruling declaring abortion a constitutional right.

In addition, Rubin's name appears with Tribe's on one of his briefs to the high court in the recent widely publicized case of Rust vs.…