This developer contest by Twilio aims to encourage developers to use the platform to make a positive impact on society, with the grand prize including a brand new MacBook Air, a pass to a Twilio conference, and $100 in Twilio credits. The contest invites developers to submit projects that utilize Twilio's cloud communications capabilities to create innovative solutions for public health notices, IVR systems, or other applications that promote healthier living. Submissions must be made by September 18th, and winners will be announced shortly after. The contest is part of Twilio's ongoing efforts to support developers in using its platform to drive positive change.