Rio Vista Rotary Club is a part of Rotary International. Rotary International is the world's first service organization. It's motto is 'Service Above Self'. According to Rotary International's website,

Rotary is a volunteer organization with 33,000 clubs in over 200 countries and geographical areas. It initiates humanitarian projects that address today’s challenges affecting the world today, such as hunger, poverty, and illiteracy.

Rotary club members represent a cross-section of business and professional leaders around the world. These 1.2 million men and women donate their expertise, time, and funds to support local and international projects that help people in need and promote understanding among cultures. Rotary International is the worldwide association of Rotary clubs united under a motto of Service Above Self.

Rotary’s flagship program is its effort to protect children against polio. It aims to eradicate the disease from the world.

Paul Harris

Rotary International was founded by Paul Percy Harris (April 19, 1868 - January 27, 1947). Though he grew up in Vermont, Harris was born in Racine, Wisconsin. Later in life he moved to Chicago, Illinois to begin his law practice. On February 23, 1905, he started Rotary's first club in the Beverly Hills area of Chicago.You can listen to Paul Harris' 1933 Rotary International speech below:

You can learn more about Paul Harris and Rotary International at their offical website.