Marcus Ranum has more than 14 years experience in the networking and security community, and is a world-renowned expert on security system design and implementation. He is recognized as the inventor of the proxy firewall, and the implementer of
The Internet has radically changed the way that people buy and sell. Buyers have more information than ever, and they don't have time to waste in data gathering meetings. Yet while buying behavior has changed, people still sell pretty much
Robert Greenberg has composed over forty-five works for a wide variety of instrumental and vocal ensembles. Recent performances of his compositions have taken place in New York, San Francisco, Chicago, Los Angeles, England, Ireland, Greece, Italy, and The Netherlands,
Mary Charleson is a marketing speaker, educator and strategist. She is the author of two books, Word of Mouth Mouse & Mobile (2013) and Five-Minute Marketing (2010), each featuring tips for the time-starved entrepreneur, marketing manager or student.