Who was the engineer responsible for designing the Manhattan Bridge?

Detailed answer

The engineer responsible for designing the Manhattan Bridge was Leon Moisseiff, a renowned engineer who worked for the New York City Department of Bridges. Moisseiff was a pioneer in the field of suspension bridge design, and his work on the Manhattan Bridge helped to establish him as a leading expert in the field. Moisseiff's design for the Manhattan Bridge was influenced by his earlier work on the Williamsburg Bridge, and incorporated several innovative features, including the use of a deflection theory cable system.