Sensei Nathan ChlumskySensei Nathan Chlumsky was contacted by Strathmore Worldwide in October 2019 after being nominated by someone and is now in Strathmore's Who's Who Worldwide 2019 Edition as being 'professional of the year in martial arts instruction and histrical research.' Strathmore lists the top professionals of any field, every year, of which the book is meant to be used as a source of contact and communication with other professionals of the same and/or similar field. Also, on October 23, 2020, author's picture congratulating the accomplishment with Strathmore was featured on the famous eight-story tall Thomas Reuter Billboard in Times Square, located in New York, for 24 hours. Read More Read Less