21. Jean-Bernard Racine is the author of many articles and books in the fields of quantitative geography, epistemology and social geography . 22. He authored more than 50 works in physics, social geography , travelogues as well as numerous popular-science articles and several novels. 23. Wikipedia considers Social Geography to be Sociale Geografie ( when you click on'Nederlands') and vice versa, but this is wrong. 24. This acknowledgement of altering the biophysical landscape is the first stepping stone for the creation of urban metabolism within social geography . 25. The different conceptions of social geography have also been overlapping with other sub-fields of geography and, to a lesser extent, sociology. 26. It should be categorise and worked on as Social Geography .-- talk ) 21 : 42, 15 January 2008 ( UTC) 27. In his eyes, social geography was like that in Utrecht and Groningen, where it was concentrated on the field's economic aspects. 28. In 1959, he became reader in social geography at London School of Economics ( LSE ), and a professor ( 1961-84 ). 29. He was the professor of Department of Economic And Social Geography of Russia MSU Faculty of Geography, where he taught since 1931. 30. Ley is committed to theoretically informed and ethnographically grounded research, which can be seen in his " Social Geography of the City ".