Biological Contributions of Surrogate Mothers

To the Editor: In "An Escalating Debate Over Research That Links Biology and Human Behavior" (June 24), David L. Wheeler falls into the trap of genetic determinism that he describes so well. While discussing the 1990 California lawsuit in which a gestational mother tried to share custody of the child she had birthed with the couple who donated the egg and sperm, he describes the judge's denial of her claim with the words, "The court awarded the biological parents sole custody of the child."