Geneticist Dr Adam Rutherford looks at whether sporting success is genetic or cultural.
Comic David Baddiel, often targeted by trolls, asks why people are more outraged online.
"Biohacker" Ben Greenfield explains why he is tinkering with his biological processes.
Madison James explains why he changed careers to become a "sexual development companion".
Adult performer Heidi Switch explains why she is a big advocate of ethical porn.
Colette, a former street sex worker, explains how she turned her life around.
In 2000 being gay in the armed forces was decriminalised, but have things really changed?
Dr. Sabrina Cohen-Hatton explains how she dramatically turned her life around.
Tom Rosenthal investigates whether parents or children should decide on circumcision.
When police knocked on "Win's" door, she learned the truth about her husband of 30 years.