There are 1 book by Sebastian O'Brien on BookOrb. A strong starting point is Self-Confidence Training (2020). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has Sebastian O'Brien written?
BookOrb lists 1 book by Sebastian O'Brien.
Where should I start with Sebastian O'Brien?
A good starting point is Self-Confidence Training (2020).
What is the Sebastian O'Brien books in order list?
In publication order: 1. Self-Confidence Training (2020).