John Flicker

John Flicker is not a widely recognized figure in general knowledge. If you meant "John Ficker" or "John Flicker" in a specific context, please provide more details for accurate information. However, it’s also possible that "John Flicker" may refer to a niche or local figure. For instance, he could be known in certain communities for contributions to a specific field or as part of a particular event or organization. If looking for information about a specific individual, clarifying the context would be helpful.