Kelleher Real Estate announces the addition of Kristin Zern of West Tisbury to their staff as a licensed sales associate. Kristin brings more than 20 years of experience in the travel industry as executive director of Travel Marketing Executives where she was responsible for event planning, membership, fund raising, education, marketing, technology and social media. In addition to her work in the travel industry, Kristin also brings practical real estate experience from her work in New York as a real estate agent and investor.