No one suggested this yet, so I will be the first - a very good read in this context is "Reasons and Persons" by Derek Parfit. Second part of this book is about

No one suggested this yet, so I will be the first - a very good read in this context is "Reasons and Persons" by Derek Parfit. Second part of this book is about personal identity. It discusses all the various edge cases and thought experiments across physical and time dimensions and is written in a style and with a rigor that I believe any technical person will really appreciate. One of my favorite statements from the book is that "cogito ergo sum" is too strong of a statement and it would be wiser and easier to defend a weaker one - "a thought exists". (I hope I didn't get this wrong - can't check at the moment).