Rotary is a volunteer organization of 1.2 million business and professional leaders united worldwide to provide humanitarian service and build goodwill and peace.  Over 32,000 Rotary Clubs in more than 200 countries conduct projects to address today's challenges including "literacy, disease, hunger, poverty, lack of clean water, and environmental concerns" while encouraging high ethical standards in all of our vocations.  Polio Plus is Rotary's Flagship program.  Rotarians have contributed over US$850 million and countless volunteer hours to immunize more than 2 billion children in 122 countries.