Gerhard Lenski
Overview
Gerhard Emmanuel Lenski is an American sociologist known for contributions to the sociology of religion
Sociology of religion
The sociology of religion concerns the role of religion in society: practices, historical backgrounds, developments and universal themes. There is particular emphasis on the recurring role of religion in all societies and throughout recorded history...

, social inequality
Social inequality
Social inequality refers to a situation in which individual groups in a society do not have equal social status. Areas of potential social inequality include voting rights, freedom of speech and assembly, the extent of property rights and access to education, health care, quality housing and other...

, and ecological-evolutionary social theory
Social theory
Social theories are theoretical frameworks which are used to study and interpret social phenomena within a particular school of thought. An essential tool used by social scientists, theories relate to historical debates over the most valid and reliable methodologies , as well as the primacy of...

 (which is related to cultural evolution). He is a Professor Emeritus
Emeritus
Emeritus is a post-positive adjective that is used to designate a retired professor, bishop, or other professional or as a title. The female equivalent emerita is also sometimes used.-History:...

 at the University of North Carolina at Chapel Hill
University of North Carolina at Chapel Hill
The University of North Carolina at Chapel Hill is a public research university located in Chapel Hill, North Carolina, United States...

.
In his books, Power and Privilege (1966) and Human Societies: An Introduction to Macrosociology
Macrosociology
Macrosociology is an approach to the discipline which emphasizes the analysis of social systems and populations on a large scale, at the level of social structure, and often at a necessarily high level of theoretical abstraction. Microsociology, by contrast, focuses on the individual social agency...

(1974–2008) Lenski expands on the works of Leslie White
Leslie White
Leslie Alvin White was an American anthropologist known for his advocacy of theories of cultural evolution, sociocultural evolution, and especially neoevolutionism, and for his role in creating the department of anthropology at the University of Michigan Ann Arbor...

 and Lewis Henry Morgan. He views technological progress as the most basic factor in the evolution of societies and cultures.
 
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