Politics can be a high wire act, and scotlands First Minister lost his footing today. If msps cant agree a successor to humza yousaf, scotland is heading for Scottish Parliament elections. And have smartphones and social media really led to a rise in teenage Mental Illness . Well be joined by the Snp Deputy Leader and ask his former Coalition Partner from the Scottish Greens, can they make up . And the leader of the scottish tories, and asking have his actions paved the way for labour gains and tory pain . Also tonight the play based childhood we have had for thousands of years basically ended around 2010. It was replaced by a phone based childhood. Thats the New York Times and sunday times best selling author whose new book argues that time spent on smartphones and social media is behind an epidemic of teenage Mental Illness. Well talk live to professor jonathan haidt, who says under 16s shouldnt have access to smartphones or social media. What he says is controversial. Plus, esther g