Complex sentence: Previous to her ordination, Barrett served as a deacon in the New York diocese, and she was the first co-president of Integrity, a group formed to advocate for the full participation of lesbians, gays and bisexuals in the church.
Split into simpler sentences: Previous to her ordination, she served as a deacon in the New York diocese. She was the first co-president of Integrity, a group formed to advocate for the full participation of lesbians, gays and bisexuals in the church.