Dr Clare Tanton, UCL's Centre for Sexual Health and HIV research, and Soazig Clifton, NatCen Social Research, both researchers on The National Survey of Sexual Attitudes and Lifestyles (http://natsal.ac.uk) join us to discuss the survey, how it was carried out, and some of the reaction to their findings.

Read the papers online:

What's new about Natsal-3: http://goo.gl/IDaRYN

Consistency in reporting sensitive sexual behaviours in Britain: http://goo.gl/Zu5qzc

Methodology of Natsal-3: http://goo.gl/y85Aw6