Before Russ Angold, the co-founder and CTO at exoskeleton maker Ekso Bionics
started to address "Iron Man suits" for construction workers, he focused his attention on other trades.

It began when his brother became a Navy SEAL, and Angold promised to become an engineer to build cool gear for him. “The spec that the users want for all exoskeletons is very clear,” says Angold. “It can’t suck.”

Angold's company first set out to build Iron Man suits for the military, then spread into the world of physical therapy, with powered walking suits that help people learn to walk again after strokes or accidents.

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