Sources

http://en.wikipedia.org/wiki/Beggars_Badges

http://gvnet.com/streetchildren/Thailand.htm

http://en.wikipedia.org/wiki/Begging

http://goseasia.about.com/od/travelplanning/tp/southeast_asia_scams.htm

http://www.unicef.org/thailand/reallives_6619.html

http://www.humantrafficking.org/updates/538

http://www.channelnewsasia.com/stories/southeastasia/view/385961/1/.html

http://www.humantrafficking.org/updates/91

http://www.women-on-the-road.com/beggars-bangkok.html

http://tikikiki.com/2010/09/beggars-in-thailand%E2%80%94what%E2%80%99s-the-real-story/

http://en.wikipedia.org/wiki/Street_children_in_Thailand

http://voices.yahoo.com/giving-money-beggars-thailand-you-5458237.html

http://www.amazon.com/Buddhas-Brain-Practical-Neuroscience-Happiness/dp/1572246952

Additional sources concern the my Professor, the wonderful Thai tour guide, and conversations among many addicts in Thailand.