Xander is the founder of Light Tribe by Phos, an outfit that collaborates with neuroscientists and designers to improve the health and well-being of people in the built environment. As Sustainability Director and Chief Technical Officer at Phos Light, he leads the development of innovative biophilic lighting solutions while also sharing his expertise through his recent book "The Light Within Us," which explores the neuroscience of light and biophilic design.

His contributions to architecture have earned notable recognition, including the prestigious King's Award for Enterprise and the Forty Under 40 award. Passionate about the power of light and positive design, Xander presents his work to education institutes, government bodies, and design practices worldwide, working to enhance indoor environments where humans spend 90% of their time.