Shaping indoor climate experiences, for an improved outdoor climate future. Led UI design on the world's first all-weather window-mount heat pump, to help retrofit our cities for cleaner, safer, and more affordable heating and cooling. Designed intuitive controls (remote, mobile, and appliance), serving the needs of children through grandparents, as well as web-based "fleet" controls for responsible whole-building management. Assisted in firmware and hardware development, and educational outreach.

Adapting the electrolyte sensing technology trusted by pro athletes (e.g. Lionel Messi, Serena Williams) for a category-defining wearable/mobile platform protecting industrial workers during an era of climate change. UI design, mentoring, consulting.

Overcoming intermittency in renewable electricity generation, through intelligent utility-scale energy storage. Designed software that enables people to visualize, predict, and respond to opportunities in energy markets.

Served as the primary interaction designer for Pixar's Presto Animation System. Designed and refined tools used by artists studio-wide.

Designed and developed web/mobile/sms/embedded systems to enable pay-as-you-go solar electric lighting to compete with kerosene on price, in off-grid markets. Conducted field research in rural Kenya and India.