Udi Dahan is the founder of Particular Software which distribute NServiceBus. As such his core business is tightly related to our core-business as it is the case for Chris Patterson and Mass Transit.
The reason he inspires us so much is that he is not selling a tool that can do everything, but he developed a complete vision around SOA and distributed architecture. His tool supports it, but the main points are elsewhere and can be applied without the tool because they are general way of architecting the system: the way to think about coupling, the definition of service boundaries, the clarity he puts in differentiating the logical and physical architecture are some of the key messages he keeps teaching.
Don’t hesitate to take a look on the web to look for videos and articles going more in details.