From the Type-Together Blog (Company who Designed Font):
In April 2014 the TypeTogether design team, lead by Veronika Burian and José Scaglione, started to work on a new tailored type family for the Google Play Books application that was in a state of re-designing. Google’s brief of the project presented the task in its full level of difficulty right from the beginning.
A new book typeface was needed that would provide an outstanding reading experience on a whole range of devices and high resolution screens running different rendering technologies. Additionally, the new Play Books type is meant to establish a recognisable visual identity for Google’s native eBook App and stylistically distinguish itself from other eReader competitors.
Read the Complete Blog Post and Many Examples of New Font
Hat Tip and More: “Google introduces Literata – a new font for Google Play Books” (via Ausdroid)