Picture Exchange Communication System

Picture Exchange Communication System What is pectoralis medallion?: PECS is a Picture Exchange Communication System and a character reference of AAC, or augmentative and alternative conversation origin all in ally created for children on the Autism Spectrum. It uses pectoral representations, called pecs, as language. Its be toleratement began in 1985 by Lori hoarfrost and Andy Bondy. It is ground on principles of Applied Behavior Analysis and on B.F. skinners 1957, Verbal Behavior. It allows children and adults with autism and other communication deficits to school and develop functional communication; which is behavior directed towards another(prenominal) person to furnish a direct or tender reward. It is appropriate for anyone having difficultness using speech, since it can be use to support or supplement speech. Amazingly, PECS has received world-wide intuition within legion(predicate) aspects of the system through many studies. query suggests that up to 60% of learners using PECS for 1 yr learned how to express verbally. grades: PECS is made up of sise varietys. Each phase is completed at the students individual pace. or so students move quickly through all phases and other get stuck on certain phases.

Phase I teaches initiating communication by the sequence of picking up the pec, stretchiness to the communicatory better half and releasing the pec into their hand. This phase requires the use of two people, a communicative render and a physical prompter. Phase II is called blank and persistence. The distance between the student and the boo k, and the student and the communicative par! tner should slowly increase to ultimately organism rooms apart. in the end the student should be able to master a communicative partners attention in all environments, quantify and activities. Phase III is discriminating between various pecs. IIIA teaches contrast between a highly preferred reinforcer and a non preferred item. IIIB teaches discrimination between quaternary pictures of preferred items, involving arrangement checks....If you want to get a luxuriant essay, order it on our website: BestEssayCheap.com

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