Who is the sociologist don santos.?

Question

asserted that underdevelopment of 3rd world countries is a result of a capitalistic development known as dependent capitalism.

Answer 1

The man you are looking for is named Theotonio Dos Santos.  He's a sociologist from Brazil.  There is not a lot of biographical information on the web, but this translation from the spanish wikificado gives you some idea of his background:

http://babelfish.yahoo.com/translate_url...

This is an abridged version of the paper you referenced: http://www.rrojasdatabank.org/santos1.ht...

Finally, the United Nations has a picture of him here:

http://portal.unesco.org/education/en/ev...

Cheers