The Sunday Times’ tech correspondent Danny Fortson brings on Trevor Martin of Mammoth Biosciences, to talk about “programming biology” (4:10), the slow grind of innovation (7:25), CRISPR (10:20), the problems he’s trying to solve (16:15), curing thousands of diseases (19:40), reaching for a science fiction future (24:40), meeting Nobel Prize winner Jennifer Doudna (27:40), starting the company (35:00), becoming the chief executive (38:50), raising $265m (43:45), and what comes next (47:15).