Astrophysicist Alejandro Sánchez de Miguel has been involved in light pollution issues since the mid-1990s

Harun Mehmedinovic is an astrophotographer, speaker, documentary filmmaker and dark sky advocate.

Ruskin Hartley, Executive Director of the International Dark Sky Association joins us to discuss his work and experiences in the association.

After a successful run of special releases on Get a Grip on Lighting, Jane Slade and Michael Colligan have launched a new podcast series about dark sky.

This special release of our series features Diane Knutson, a regional dark sky advocate / business owner turned Dark Sky International Board President.