Bruce Ernest Logan is an American civil and environmental engineer who serves as the Kappe Professor of Environmental Engineering and the Evan Pugh University Professor in Engineering at Pennsylvania State University (Penn State).

His main research interest is in the development of water infrastructure technology,[1] and his lab has developed devices that can produce electricity from wastewater.

[2][3] He is also known for his work developing microbial fuel cells.

[5] He is also an elected member of the National Academy of Engineering (2013) for microbial electrochemical technologies for wastewater treatment and sustainable energy generation.

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