Top 30 people: 30. Mauricio Tolmasquim, President, Empresa de Pesquisa Energetica

Brazil is on a drive to expand its wind power capacity, and now boasts a pipeline of around 20GW.

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Trade body/policy

Tolmasquim is right at the centre of this process, heading up the organisation responsible for setting targets and deciding the amount of power contracted out through auctions. With hydropower growth expected to slow, he is looking for wind to increase its part in the energy mix.