Robert Ellsberg is an American religious publisher and author who is the editor-in-chief and publisher of Orbis Books, the publishing arm of Maryknoll.
Excerpt from Wikipedia, available under CC BY-SA 4.0.

The saints' guide to happiness
2004
ISBN 9780232525434
Blessed among us
2016
ISBN 9780814647219
Blessed among us. volume 2
2025
ISBN 9798400801716