Discussion Guides PBS is pleased to make available the following discussion aides for all of the cases seen on A Question of Genes: Inherited Risks. To view and print these guides, you will need Acrobat Reader, a free viewer application available from Adobe Systems. Case Study No. 1 New Choices, New Dilemmas Parents weigh the results of prenatal tests Case Study No. 2 Unexpected Consequences When one genetic marker implicates more than one disease Case Study No. 3 A Daughter's Tale The generational impact of genetic disease Case Study No. 4 A Balancing Act Weighing scientific objectives and business interests Case Study No. 5 The Disenfranchised Battling the stigmas that surround genetics and heredity Case Study No. 6 Testing Family Bonds The divisive effects of genetic testing Case Study No. 7 Extreme Measures Genetic testing casts new light on old decisions