As the below recommendation features footage of real violence, I believe this warrants a content warning. I haven't seen this posted here before. At some point (I think in the last few years) "Active Self Protection" has exploded into a whole business, with a website shop, Facebook page, the works. I wanted to share the YouTube channel because the Facebook group can get exceptionally political, and as many folks here are in the UK and elsewhere with stricter gun laws, those types of discussions might be less than pertinent.
Karate and Self Defence - selected articles by John Titchen, with a foreword by Peter Consterdine and an introduction from Jay Cooper
This exciting and thought provoking new book is available worldwide on amazon (amazon.com, amazon.co.uk, amazon.ca, amazon.eu etc) and can be ordered for you by local bookstores and libraries too. Kindle edition coming soon!