Why do we behave the way we do in a group setting? Is it because of gender, because of taught behaviour or because of obligation?

Ginny Smith, a science writer and memory expert, shows us how to make a “mind palace” to remember lists, and explains how the power of suggestion can affect how we remember things.What caused the last financial crisis? Some commentators suggest some of the blame can be placed on a male, testosterone-fuelled environment, but author Cordelia Fine says that ignores the real problem – bad decision making.Journalist Angela Saini says gender balance in science is not such a problem globally as it is in the west, which she says sounds paradoxical. But because modern science took off later elsewhere, in countries which already had votes for women, more women take part as a matter of course.Tax is a good topic when it comes to choice. Is how we think about fair shares of tax influenced by who we think about when it comes to tax avoidance? Yes, says Helen Miller of the Institute of Fiscal Studies. Vishala Sri-Pathma presents.

(Picture: Woman trying to remember. Credit: Getty.)