variable annuity, you should know some of the basics â and be prepared to ask your insurance agent, broker, financial planner or other financial professional lots of questions about
Lived 1880 â 1930. Alfred Wegener proposed the theory of continental drift â the idea that Earthâs continents move. Despite publishing a large body of compelling fossil and rock evidence for his theory between 1912 and 1929, it was rejected by most other scientists.lfred Wegenerâs Scientific Legacy. Today, we recognize that continental drift theory is correct. It was only in the 1960s, when the theory of plate tectonics was recognized as correct, that geologists finally accepted that Wegenerâs continental drift theory and the concept of Pangaea were also correct.
His most influencial theory was his model of the change process in human systems. Kurt Lewin theorized a three-stage model of change that is known as the unfreezing-change-refreeze model that requires prior learning to be rejected and replaced.