As well as trying to sell you products you\u2019ve just been talking about but don\u2019t want, and beating humans at chess or Go or Mario cart, AI can actually do some real good in the world. \n\nOne field in which AI could really have a profound effect is medical diagnostics for instance.\n \nDr. Nikolas Pontikos is the Principal Investigator and Group Leader of the Pontikos Lab at UCL Institute of Ophthalmology and Moorfields Eye Hospital - he joins Jonathan to discuss.