Simon Williams has had a long career with the Avengers since the beginning of the team's existence.

After his father passed Simon became CEO of Williams Innovations. Unable to compete with similar rival firms such as
Starks Industries, Simon made the mistake of embezzling his company's money. This "wrong turn" in his life lead Simon
to an encounter with Amora The Enchantress and the Masters of Evil. Mislead by this villainous team, Simon agreed to
Baron Zemo's ionic ray experiment to gain super human strength. However, Simon discovered the Master of Evil's true
plans involved killing the Avengers and he quickly turned on them. This selfless act started Simon on his heroic path
alongside the Avengers as the ionic powerhouse known as....

Wonder Man!