Astro Studios released Astrotheory on past March 9th, an inspirational e-book in pdf format that you can download for free. Astro Studios says:
Astrotheory reflects the immersion of influences and surroundings on our people. It’s part of who we are, where we live and what we love to do.
Head over to the Astrotheory page on Astro Studios, it’s a great inspiration resource.