To put it in Bill Gates' words, Ken is phenomenal at translating deeply scientific concepts for people without scientific expertise. 

Ken Caldeira is Senior Scientist at Breakthrough Energy and Staff Scientist at Carnegie Institution for Science. 

As an atmospheric scientist, he demystifies the climate impact of hydrogen leakage. 

Under the motto "I like to say that the questions we ask are driven by our values, the answers we get should be independent of our values”, he brings a valuable unbiased scientific perspective to the topic.