In this engaging discussion, BBC reporter Charlotte MacDonald shares insights on the alarming statistic of 35 million birds dying from glass collisions in the UK. Research economist Ben Zaranco tackles the complexities in government fiscal policies and the potential for changes in debt rules. Meanwhile, Professor Sir David Spiegelhalter reflects on the randomness of existence, contemplating the peculiar factors surrounding his own conception. They also dissect childhood obesity trends, questioning measurement methodologies and their implications.