How can developmental biologists contribute to the quest to delay aging in humans?

• Analyze recent developments and current trends in human longevity
How can developmental biologists contribute to the quest to delay aging in humans? Read about and provide a review of the work of one biologist, or group of biologists. Review their work, detailing their evidence, and cite any possible applications. Are you sold on this? See any valid applications for the work yet?
300-500 words with the highest grade point possible at 300 words.