Hi, I’m James, owner and lead instructor at The RSDA. Thank you for visiting! Before you explore, let me share a little about who we are, what we do, and—most importantly—how we’ll support you every step of the way.
I’ve been teaching self-defence for over 14 years, first as KMDA and now as RSDA. During this time, we’ve welcomed people from all walks of life: men and women, business owners, NHS staff, fitness enthusiasts, and those just starting their fitness journey. Whether you’re here to boost your confidence, improve your fitness, or learn practical self-defence, you’re in the right place.

We’re not just a self-defence academy; we’re a community. Training with us will help you:
We understand taking that first step can feel overwhelming, so we’ve made it as easy as possible for you. Try three trial lessons for just £20.
This is your chance to:
With consistent training, you could start to see noticeable improvements in your fitness, confidence, and self-defence skills within just three months. Imagine feeling stronger, more secure, and ready to tackle any challenge in a matter of weeks!
Still unsure? That’s okay! If you have any questions or concerns, just reach out. I’m here to help, and I’ll do everything I can to address your fears and make you feel comfortable. Remember, it’s perfectly normal to feel hesitant, but once you take that first step, you’ll wonder why you waited so long!

Fill in your details below, and we’ll get back to you as soon as possible to answer any questions or provide more information.
It’s natural to feel a little nervous about trying something new—especially if it’s your first time stepping into a self-defence class. Let me assure you, you’re not alone in feeling this way. Many of our members felt the same before they started, and now they’re thriving as part of our supportive community.
Here’s what you can expect when you join us:
We cover a wide range of topics, including situational awareness, striking and grappling techniques, and even the psychological and legal aspects of self-defence. You’ll learn how to handle everything from avoiding conflict to surviving physical encounters.
At RSDA, our training includes:
Ready to begin your journey? Sign up for three trial lessons for just £20!
Here’s how to take your first step:
We run classes in the following locations:
Medbourne Sports Pavilion, Medbourne, Milton Keynes, MK5 6LS
Tuesday and Thursday, 7:00 PM – 8:30 PM
The Priory School, Bedford Road, Hitchin, Herts, SG5 2UR
Monday and Wednesday, 7:00 PM – 8:30 PM
Bedford Girls School, Cardington Road, Bedford, MK42 0BX
Tuesday and Thursday, 7:00 PM – 8:30 PM
Caroline Chisholm School, The Wooldale Centre for Learning, Wooldale Road, Northampton, NN4 6TP
Monday and Wednesday, 7:00 PM – 8:30 PM
Classes are for adults aged 18 or over. However, students aged 16+ are welcome to join with parental consent. We also offer junior classes for children aged 7 to 8 and up! Click here to learn more about our junior program.
Spaces are limited, so book early to ensure your place in the class
Click here to pay and book your trial lessons now.
If you have any questions or concerns, don’t hesitate to reach out—I’m here to help!
Fill in your details below, and we’ll get back to you as soon as possible to answer any questions or provide more information.