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Jack Goldstein
Author, self-publisher, educator, infopreneur, small-business manager and marketing expert, husband, and father of twins. Jack is also a digital-media junkie fascinated by the intersection of media...показать большеAuthor, self-publisher, educator, infopreneur, small-business manager and marketing expert, husband, and father of twins. Jack is also a digital-media junkie fascinated by the intersection of media, design, education, and technology. Jack is the founder of Goldstein, LLC, a medical training and publishing company.показать меньше