Jack (playing card) Jack (playing card) A jack or knave is a playing card which, in traditional French and English decks, pictures a man in the traditional or historic aristocratic dress generally associated with Europe of the 16th or 17th century. The usual rank of a jack, within its suit, plays as if it was an 11 (that is, between the 10 and the queen). As the lowest face (or "court") card, the jack often represents a minimum standard — for example, many poker games require a minimum hand of a pair of jacks ("jacks or better") in order to continue play. The
International Playing-Card Society of standard playing-card design. The IPCS was founded in 1972, as "The Playing-Card Society", with a journal titled "The Journal of the Playing-Card Society". In May 1980 the names of the society and the journal were changed, becoming "The International Playing-Card Society" and "The Playing-Card". A newsletter, which became known as "Playing-Card World", was formerly published as a supplement to the journal, running for 80 issues from 1975 to 1995. Notable members of the Society are or have included: International Playing-Card Society The International Playing-Card Society (IPCS) is a non-profit organisation for those interested in playing cards, their design, and