The seneschal is responsible for the daily administration operation of the group and is the legal representative of the SCA. Barons and Baronesses rule and seneschals administer. Direct any organizational or legal questions to the seneschal.
The specific name for the Herald of Three Rivers is the Hippogryph Pursuivant. It is Lord Hippogryph's duty to suggest unique and suitable arms for any and all members of the populace. As the Voice of the Representatives of the Crown (i.e. Their Excellencies Three Rivers), the Herald makes all official-type announcements.
Members of the SCA are available in limited numbers to conduct demonstrations on various aspects of life in the middle ages. If you are interested in having the SCA create a presentation for your group, contact the demo coordinator.