Across scientific disciplines
Trained in science, chemistry and physics, Lotka worked in industry, government research and scientific publishing while developing mathematical approaches to evolution and population analysis.
References: [1]
Elements of Physical Biology
A research appointment with Raymond Pearl at Johns Hopkins in 1922–1924 preceded Elements of Physical Biology (1925), which brought together his mathematical treatment of biological systems.
References: [1]
A connection with Volterra
In a 1927 letter to Nature, Lotka identified results in his 1925 book corresponding to parts of Volterra’s population analysis, including small oscillations in a two-species system. The letter documents overlapping lines of investigation rather than a jointly written original study.
References: [2]
Insurance and population statistics
At Metropolitan Life from 1924 to retirement in 1947, Lotka continued demographic research. His collaborations with Louis Dublin addressed longevity and public health, while Théorie analytique des associations biologiques summarized his mathematical population work.
References: [1]