- SF, the founder of SOG Specialty Knives and Tools, has been creating innovative award winning products for over 30 years. He is also a master Japanese aesthetic pruner and garden builder. He has always managed to look at things from a different point of view. His imaginative landscapes bring a unique perspective that communicates a mystical intrigue as well as a commentary about the environmental crisis. Using a unique visual language, his work is interwoven with stories and embedded with subliminal imagery that pushes and pulls the imagination.