He is the Nation Media Group's Editorial Director. Mutuma holds a Bachelor's degree (BA) from Egerton University, a post graduate diploma in Mass Communication from the University of Nairobi and a Master of Arts (MA) from the University of Leeds, UK.
Responsible for all editorial operations across all NMG platforms in Kenya, the veteran journalist has set the pace in digital transformation in the Kenyan media scene.
Meanwhile, he has kept Kenyans engaged with his thought-provoking opinion pieces on matters of good governance, social and economic matters and a gamut of other issues.
Although cut from the newspaper side of story-telling, in May 2020 he interviewed President Uhuru Kenyatta at State House - on TV. In the interview which was watched countrywide, the veteran journalist sought to find out ways in which the government would deal with the coronavirus outbreak.