 In a March 2015 interview with Radio Times , Peter Harness , writer of Doctor Who episode " Kill the Moon " , cited the video by Capaldi as his favourite highlight from the last ten years of the television programme . Harness explained his decision , saying that the video demonstrated Capaldi 's kind demeanour and illustrated that Doctor Who served to assist youngsters in learning about the travails of greater society . He said that , by extension , it reminded all viewers to act with more compassion towards one another . 
