Barry Goldwater

He lost the 1964 presidential race in a landslide but launched the conservative resurgence that led to Ronald Reagan and GOP control of Congress after 1994. A five-term senator, Goldwater was born in Phoenix three years before statehood and died in 1998.

Andrew Ellicott Douglass

He selected the site for what became Flagstaff's Lowell Observatory, then moved to Tucson and helped establish the UA astronomy department. He was the first director of Steward Observatory. Even bigger, he invented the science of dendrochronology - using tree-ring growth to date events of the past. Douglass died in 1962.

Sandra Day O'Connor

She served 25 years on the U.S. Supreme Court, the first woman on the high bench, and often the deciding vote. She grew up on a ranch near Duncan, became Republican majority leader of the Arizona Senate, and later was a judge on the Arizona Court of Appeals. Now retired, she lives in Phoenix.

Walter Bimson

In 37 years as head of Valley National Bank, he created the largest financial institution in the Rocky Mountains and helped fund the growth of Phoenix. During the Depression, when other banks weren't lending, Bimson's did. He even moved his desk to the front door. Bimson died in 1980.

Carl Hayden

A Democrat born in Tempe, he served 14 years in the House starting at statehood, then 42 years in the Senate till 1969. He was chairman of the Appropriations Committee from 1955. Considered the father of the Central Arizona Project, Hayden died in 1972.

- Selected by Star staff