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In some senses, maven is marked as US. Watch for register when choosing this word.
noun
An expert in a given field; also, a person who is interested in and knowledgeable about a particular activity or thing; an aficionado.
Connectors know people—lots of people. Mavens know about things. They know, or find out first, what is going on. Connectors, says [Malcolm] Gladwell, need mavens to tell them what to buzz about.
Besides an executive sponsor, you need to find a technology maven, someone within the company who understands the new technology. A maven, as defined in Malcolm Gladwell's The Tipping Point, is a person who has both information and the social skills to pass it along. The challenge in a situation such as this one is that the maven might be outside of IT.
name
Acronym of Mars Atmosphere and Volatile Evolution Mission, a space probe designed to investigate the Martian climate.