Every element of the Henson razor is designed specifically to give you a safe and smooth shave. When used correctly, you should experience very little (if any) irritation. The unique head design ensures the blade is presented to your skin at the correct angle -- in fact if you hold the razor off angle it won't shave at all. No need to master specific shaving techniques, it either shaves safely or not at all.
That being said, there are a few things to keep in mind when using your Henson.