Alan H. Berger and Gil Lamont

To meet the growing demand for replacement organs, scientists have begun to genetically engineer donor pigs to make them more compatible with human recipients. In the following viewpoint, Alan H. Berger and Gil Lamont argue that xenotransplantation, or the transplanting of animal organs into humans, is unethical and poses too many dangers for society. They contend that deadly illnesses can manifest in human recipients of animal body parts and spread throughout society. Alan H. Berger is the executive director of the Animal Protection Institute (API), an organization that strives to protect animals from cruelty and exploitation. Gil Lamont is the managing editor of Animal Issues, the API’s quarterly magazine.

As you read, consider the following questions:

1. Why do the authors claim that xenotransplantation will not be available...