sentences:  It is considered a definitive work of its kind in the dance industry and is the basis of the syllabi Harris has written in merengue, salsa and mambo, for the International Dance Teachers Association (IDTA), the British Association of Teachers of Dancing (BATD), the National Association of Teachers of Dancing (NATD) and the United Kingdom Alliance of Professional Teachers of Dancing (UKA).The book played a pivotal role in the history of salsa in the UK particularly in the formation of the (then) new Club Dance Division of the UKA.This development, for the first time, enabled teachers of salsa in Britain, to gain a recognised professional teaching qualification.