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John P. Rafferty
John P. Rafferty
Encyclopædia Britannica Editor
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John P. Rafferty writes about Earth processes and the environment. He serves currently as the editor of Earth and life sciences, covering climatology, geology, zoology, and other topics that relate to the natural world. Prior to joining Encyclopaedia Britannica in 2006, he held teaching positions at Lewis University, Roosevelt University, and the University of Illinois at Urbana-Champaign.

Follow him on Twitter: @john_p_rafferty

Primary Contributions (267)
Martins Dukurs
Martins Dukurs, Latvian skeleton racer who dominated the sport in the early 21st century, winning the overall World Cup title nine times (2010–17, 2020). He also captured silver medals at the 2010 and 2014 Winter Olympic Games. Dukurs grew up in Sigulda, Latvia. His focus during his early life was…
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