Michael L. Rosenzweig (born 1941) is a professor of ecology and evolutionary biology at the University of Arizona who has developed and popularized the concept of Reconciliation ecology. He received his Ph.D in zoology at the University of Pennsylvania in 1966 and has gone on to hold a number of positions around the United States.

Rosenzweig has a large body of editorial work spanning from 1977 to present, founding the journals Evolutionary Ecology and Evolutionary Ecology Research as well as the publishing house, Evolutionary Ecology Ltd. with the help of his wife Carole. He has always been committed to the responsibility of disseminating scientific knowledge. An example of his commitment is when the Journal of Evolutionary Ecology was bought out at and the prices were to be raised he stepped down from his editor in chief position and founded Evolutionary Ecology Ltd, which published the journal Evolutionary Ecology Research. He and his wife continue to operate with the responsibility of disseminating knowledge at the forefront of their business.

Rosenzweig also has an impressive number of publications that reach up into the hundreds [8] [9] [10] [11] [12]. His articles cover topics ranging from species diversity to predation dynamics and includes work on environmental issues and public policy. He has published three books on the origins and conservation of species diversity, both for technical and general audiences. He received the Eminent Ecologist Award from the Ecological Society of America in 2008 which is given to a senior ecologist for significant contributions to the field of ecology.