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DECAY, TRANSFER AND REACQUISITION OF SKILLS Staying Sharp: Retention of Military Knowledge and Skills Presented as part of Evidence-based Instruction - Peer learning group

Decay transfer and reacquisition of skills

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Page 1: Decay transfer and reacquisition of skills

DECAY, TRANSFER AND REACQUISITION OF SKILLSStaying Sharp: Retention of Military Knowledge and SkillsPresented as part of Evidence-based Instruction - Peer learning group

Page 2: Decay transfer and reacquisition of skills

DECAY, TRANSFER AND REACQUISITION OF SKILLS

ืฉืืชื ืคืขื•ืœื•ืช ื™ืฉ ื”ืืืฉืฉื›ื—ืชื ?ื™ื•ื“ืขื™ื

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DECAY, TRANSFER AND REACQUISITION OF SKILLS

ื‘ืืจื’ื•ืŸ ื”ืคืขื•ืœื•ืช ืžื”ืฉืื—ืจื™ 36ืฉืœื›ื

ื™ืฉื›ื— ืฉื”ืขื•ื‘ื“ ?ื—ื•ื“ืฉื™ื

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DECAY, TRANSFER AND REACQUISITION OF SKILLS

? ื”ืขืจื‘ ื ืขื‘ื•ืจ ืžื” ืขืœ . , ืžื•ืจื›ื‘ื•ืช ืžื™ื•ืžื ื•ื™ื•ืช ืฉืœ ื•ืฉื™ืžื•ืจ ืฉื›ื—ื” ืจื›ื™ืฉื” ืžื”ื™ ื ื’ื“ื™ืจ ื™ื•ืชืจ ืœืื˜ ืื• ืžื”ืจ ืฉื•ื›ื—ื™ื ืฉืื ื• ืžื™ื•ืžื ื•ื™ื•ืช ืกื•ื’ื™ ื”ืœื•ืžื“ื™ื ื›ืฉื™ืจื•ื™ื•ืช ืขืœ ื•ืฉืžื™ืจื” ื”ื“ืจื›ื” ื‘ืชื›ื ื•ืŸ ื”ื”ืฉืœื›ื•ืช

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DECAY, TRANSFER AND REACQUISITION OF SKILLS

ื‘ืžื™ืงื•ื“ ืžื—ืงืจื™ืWisherืจื•ื‘ืจื˜ ื’ื•ืฃ ืฉืœ ื—ืงืจ

ื”ืฆื‘ืื™ ื”ืžื—ืงืจืฆื‘ื ืฉืœื‘" ืืจื”

ืœื”ืชื ื”ื’ื•ืช ื—ื‘ืจืชื™ืช

1999

ื—ื™ืœ ืฉืœ ืžื—ืงืจื”ืื•ื•ื™ืจ

ื”ืืžืจื™ืงืื™ โ€“ ืžืฉืื‘ื™ ื’ื•ืฃ

ืื ื•ืฉ2002-2007

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DECAY, TRANSFER AND REACQUISITION OF SKILLS

ืžื•ืฉื’ื™ื( ืฉื™ืžื•ืจ( Retention ืฉื ืœืžื“ื” ื”ื™ื›ื•ืœืช ืฉื™ืžื•ืจ( ื”ื™ื›ื•ืœืช , ( Transferื‘ื™ืฆื•ืข . ืœืชื—ื•ืโ€“ ืฉื ืœืžื“ื” ื”ื™ื›ื•ืœืช ื”ืขื‘ืจืช ืฉื ืœืžื“ื” ื”ื™ื›ื•ืœืช ืฉืœ ื‘ื™ืฆื•ืข

. ืื—ืจ ื”ืงืฉืจ ืื• ืžืฆื‘ื—ื•ื–ืจืช ืจื›ื™ืฉื” (Reacquisition ) โ€“ืฉืื‘ื“ื” ืœืื—ืจ ื”ื™ื›ื•ืœืช ืฉืœ ื—ื•ื–ืจืช .ืื•ืจื›ื™ืฉื” ื ื—ืœืฉื” Nonuse( ืฉื™ื ื•ื™ ืœืœื) . ืฉื™ืžื•ืฉ โ€“ ืœืœื

o. ื‘ื™ื›ื•ืœืช ื›ืœืœ ืฉื™ืžื•ืฉ ื”ื™ื” ืœื ื‘ื” ืชืงื•ืคื” ืฉื ื“ื‘ืจ ื‘ื”ืงืฉืจ

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DECAY, TRANSFER AND REACQUISITION OF SKILLS

ืžื•ืฉื’ื™ืืžื™ื•ืžื ื•ื™ื•ืช ื“ืขื™ื›ืช

, ืžืžื•ืฉื›ืช ืชืงื•ืคื” ืœืื—ืจ ื ืจื›ืฉ ืื• ืžื•ืœื“ ื™ื“ืข ืื• ื™ื›ื•ืœืช ืฉืœ ืื™ื‘ื•ื“ ื™ืฉ ื›ืืฉืจืฉื™ืžื•ืฉ ) ื—ื•ืกืจ (.nonuseืฉืœ

ื›ืืฉืจ ืœืžืฆื‘ ื”ืžื™ื ื•ื— ืืช \ ื”ืœื•ืžื“ื™ืื ืžืงื“ ืฉื”ื ื”ื“ืจื›ื” ื• ืื• ืœืžื™ื“ื” ืขื•ื‘ืจื™ื.ืขืฉื•ื™ื™ื ืืจื•ื›ื” ืชืงื•ืคื” ืœืื•ืจืš ืื• ื™ื•ืžื™ื•ืžื™ ื‘ืื•ืคืŸ ื‘ื” ืœื”ืฉืชืžืฉ ืœื

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ื‘ืจืžืช ืžืฉื™ืžื•ืช ื‘ื™ืฆื•ืขื”ื ื“ืจืฉืช ื”ื“ื™ื•ืง

ืœืื—ื–ืจ ื”ื™ื›ื•ืœืช: ืงื•ื“ื ื™ื“ืข ืžื”ื–ื™ื›ืจื•ืŸ

ืขื•ื‘ื“ื•ืชโ€ขื—ื•ืงื™ืโ€ขื˜ืจืžื™ื ื•ืœื•ื’ื™ื”โ€ขื”ืคืขื•ืœื•ืช โ€ข ืกื“ืจ

ื”ื ื“ืจืฉ

ืงื•ื’ื ื™ื˜ื™ื‘ื™ื•ืช โ€ข ื™ื›ื•ืœื•ืชโ€ข , ื”ืžื™ื“ืข ืืช ืœืฉืœื‘

ืžืฆื‘ ืœื”ืขืจื™ืšืžืชื•ืš ื•ืœื”ื—ืœื™ื˜

ื—ืœื•ืคื•ืช

" ืค ืข ืžื™ื•ืžื ื•ื™ื•ืช Wisherืงื˜ืœื•ื’

ื”ื—ืœื˜ื” ื™ื“ืข ืžื™ื•ืžื ื•ื™ื•ืช ืื—ื–ื•ืจ ื‘ื™ืฆื•ืข ืžื™ื•ืžื ื•ืช ืžื™ื•ืžื ื•ืช

ืžื™ื•ืžื ื•ื™ื•ืช ื”ืžืฉื›ื™ื•ืช

ืžื™ื•ืžื ื•ื™ื•ืช ื‘ื“ื™ื“ื”

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) ืงื•ื’ื ื™ื˜ื™ื‘ื™ื•ืช ) ื”ื—ืœื˜ื” Decision Skillsืžื™ื•ืžื ื•ื™ื•ืช

ืžืฉืžืขื•ืช: โ€ข/ ืœืžื™ื“ื” ื‘ื”ื›ืฉืจื” ืœืœืžื“ ืจื•ืฆื™ื ืฉืื ื• ื”ืžื™ื•ืžื ื•ืช ื‘ืจื™ืจืชืžืชืžืฉื›ื•ืช )โ€ข ืื• ืืจื•ื›ื•ืช ืจื™ืขื ื•ื ื( OJTื‘ื”ื›ืฉืจื•ืช ืœื™ืฆื•ืจ

ืขื“ ืฉืœ ืฉื‘ื•ืขื•ืช 13ื‘ื˜ื•ื•ื—โ€ข / ืืช ืœืงืฉืจ ื‘ืœืžื™ื“ื” ืื• ื‘ื”ื›ืฉืจื•ืช ืžื“ืจื’ื” ื‘ื—ื™ื ื” ื‘ืžืฆื‘ื™

- " ื•ื™ื“ืข ืœืžื™ื•ืžื ื•ืช ื™ื•ื ื”ื™ื•ื ืžืฆื‘ื™ ืฉืœ ื— ืงื‘ื” ืžืฆื‘ื™. ืขืฆื™ื ืคื—ื•ืช ืฉื‘ืฉื™ืžื•ืฉ

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ื™ื“ืข ) ืื—ื–ื•ืจ Job Knowledge)ืžื™ื•ืžื ื•ื™ื•ืช

ืžืฉืžืขื•ืช:โ€ข \ ื‘ืคื™ืฆื•ื— ืžืชืืจื™ื ืฉืžืœืžื“ื™ื ื”ืฆืขื“ื™ื ืžืกืคืจ ื‘ื—ื™ื ืช job aidsื™ืฆื™ืจืช โ€ขโ€ข / ืื•ืชื• ืœื‘ืฆืข ืžื“ืจื’ื” ื‘ื—ื™ื ื” ืžืฆื‘ ื•ื™ื•ืฆืจื™ื ื‘ืžื™ื“ื”

" ืž ืข ืžื”ืขื‘ืจ ืงื™ื™ืžื™ื ืœื—ื•ืžืจื™ ืชืžื™ื“ ื•ืœืงืฉืจ ืื™ื ื˜ื’ืจื˜ื™ื‘ื™ื”ื™ื–ื›ืจื•ืช ืœืขื•ื“ื“

โ€ข - ืืš ื™ื•ืžื™ ื™ื•ื ื‘ืฉื™ืžื•ืฉ ืœื ืฉื”ื ืงืจื™ื˜ื™ื™ื ื•ื™ื“ืข ืžื™ื•ืžื ื•ื™ื•ืช. ืฉื•ื ื•ืช โ€“ ื‘ื“ืจื›ื™ื ืœืจืขื ืŸ ืืคืฉืจ ื—ืฉื•ื‘ื™ื

ื”ื™ื›ืจื•ืช ((Recognition

(Recallื”ื™ื–ื›ืจื•ืช )

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ื‘ื™ืฆื•ืข ) Execution skills)ืžื™ื•ืžื ื•ื™ื•ืช

ื”ืžืฉื›ื™ื•ืช ืžื™ื•ืžื ื•ื™ื•ืช ื‘ื“ื™ื“ื•ืช ืžื™ื•ืžื ื•ื™ื•ืชืžืฉืžืขื•ืช:

ื‘ื“ื™ื“ื•ืช โ€ข ื‘ืžื™ื•ืžื ื•ื™ื•ืช ื”ืฉืงืขื”ืฉื ื” โ€“ โ€ข ื—ืฆื™ ืขื•ื‘ื“ ืฉืœ ื”ื›ืฉื™ืจื•ืช ื–ืžืŸ ืขืœ ืžื—ื“ืฉ ื—ืฉื™ื‘ื”

?nonuseืœืื—ืจ ื›ืฉื™ืจ ืœื ืขื•ื‘ื“ ื”ืืื” โ€ข ื–ืžืŸ ืกื™ืžื•ืŸ ืฉื™ื ื•ื™ ืขืชื™ืจื•ืช ื‘ืกื‘ื™ื‘ื•ืช off theื”ืžืฉืžืขื•ืช

self . ื™ื›ื•ืœื•ืช ืฉืœ

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ื—ื•ื“ืฉื™ื 36ื›ืขื‘ื•ืจ ืœืื—ืจ โ€“ ื’ื ื—ืœืœ ื–ื™ื”ื•ื™3 . ืžื™ื•ืžื ื•ืช ืฉื ื™ื

ื—" ืงื‘ื”

" ืžื™ื•ืžื ื•ืช ื’ื ืื‘ืœ ื— ืงื‘ื” ืžื™ื•ืžื ื•ืช ื”ื™ื ืงืจืงืข ื–ื™ื”ื•ื™ื”ื—ื™ื™ืœื™ื. ืฉื™ืžื•ืฉ ื—ื•ืกืจ ืฉืœ ืžื” ื–ืžืŸ ืœืืจ ื‘ื“ื™ื“ื”

ืฉืฉื›ื—ื•

ื‘ ืชืงืœื•ืช ืื—ื–ื•ืจ- m16ืชื™ืงื•ืŸ ืฉืœ ืžื•ื˜ื•ืจื™ืช ืžื™ืžื ื™ื•ืช . . ืฉื•ื›ื—ื™ื. ื—ื™ื™ืœื™ื ืจื‘ ืคืขื•ืœื•ืช ืžืกืคืจ ื›ื•ืœืœืช ืžื™ื“ืข

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ืžื”ืจ ื“ื•ืขื›ื•ืช ืžื™ื•ืžื ื•ื™ื•ืช ืื™ื–ื”ื™ื•ืชืจ?

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ื”ืžืฉื›ื™ื•ืช ืžื™ื•ืžื ื•ื™ื•ืชื›ืขื‘ื•ืจ ื’ื ื“ืขื™ื›ื” ืื™ืŸ

ื‘ื™ืฆื•ืข ืœืœื ืฉื ื”

ื”ื—ืœื˜ื” ืžื™ื•ืžื ื•ื™ื•ืชืœืœื 14ืœืื—ืจ ืฉื‘ื•ืขื•ืช

ืฉืœ ื‘ื™ื›ื•ืœืช ื“ืขื™ื›ื” ื™ืฉ ื‘ื™ืฆื•ืข12%ื›-

ื™ื“ืข ืื—ื–ื•ืจ ืžื™ื•ืžื ื•ืชื™ืฉ 14ืœืื—ืจ ื‘ื™ืฆื•ืข ืœืœื ืฉื‘ื•ืขื•ืชื“ืขื™ื›ื”:

โ€ข- ื› ืฉืœ 20%ื”ื™ื–ื›ืจื•ืชโ€ข- ื› ืฉืœ 10%ื”ื™ื›ืจื•ืช

ื‘ื“ื™ื“ื•ืช ืžื™ื•ืžื ื•ืชื‘ื™ืฆื•ืข 3ืœืื—ืจ* ืœืœื ื—ื•ื“ืฉื™ื

- ืž ื™ื•ืชืจ ืฉืœ ื™ืจื™ื“ื” ืื—ื•ื– 20ืžืชืจื—ืฉืช30%ืœ

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ื”ื“ืขื™ื›ื” ืขืœ ื”ืžืฉืคื™ืขื™ื ื’ื•ืจืžื™ืืžื•ืจื›ื‘ื•ืช ื”ืžืฉื™ืžื”

ืฉื™ืฉ ) ื›ื›ืœ ืฆืขื“ื™ื ื›ืžื” , ื™ื•ืชืจ ื›ืš ืฆืขื“ื™ื ื™ื•ืชืจ

ื“ื•ืขืš(

- " ื™ื•ืชืจ ืค ื”ืกื“ ื—ืฉื™ื‘ื•ืช . ืื‘ืœ ืœื“ืขื•ืš ื•ื ื•ื˜ื” ืงืฉื”

ืžืคืชื™ืข ื‘ืื•ืคืŸื›ืžื” ืฉื™ืฉ ืงืฉื” ื”ื›ื™ื‘ืชื•ืš ื‘ืกื“ืจ ืฆืขื“ื™ื) ืกื“ืจ ืœืœื ืฆืขื“ื™ื

ืื™ืŸ ) ืื ืคื™ื“ื‘ืง ื™ืฉ ื”ืื.) ืœื“ืขื•ืš- ื ื•ื˜ื” ืคื™ื“ื‘ืง

ื“ืจื™ืฉื•ืช ื”ื™ื“ืข

, ื’ื“ืœื” ื”ื™ื“ืข ืฉื›ืžื•ืช ื›ื›ืœืฉืœ ืœื“ืขื™ื›ื” ื”ื ื˜ื™ื™ื” ื›ืš

. ืžืžื ื• ื—ืœืงื™ื

ื‘ืื•ืคืŸ ืฉืžืงื•ืฉืจ ื™ื“ืข , ืฆื™ืžื•ื“ื™ื ) ืฉืžื•ืช ืžืฉืชื ื”

, ื–ืžื ื™ื™ืื•ื›ื™ื ื•ื™ื™ื ืœืžืฉืœ .) ื™ื•ืชืจ ืžื”ืจ ืœื“ืขื•ืš ื ื•ื˜ื™ืื•ื™ื“ืข ืงื•ื“ื ืœื™ื“ืข ืงื™ืฉื•ืจ

ืžืกื™ื™ืข ื›ื‘ืจ ืฉืงื™ื™ื. ื“ืขื™ื›ื” ื‘ืžื ื™ืขืช

ื“ืจื™ืฉื•ืช ื”ืžื™ื•ืžื ื•ืช ื”ืงื•ื’ื ื™ื˜ื™ื‘ื™

ืชืžื™ื•ืžื ื•ื™ื•ืช ื›ื›ืœืœ

, ื™ืฆื™ื‘ื•ืช ื”ืŸ ืงื•ื’ื ื™ื˜ื™ื‘ื™ื•ืช ' ืžืžืก ืžื•ืจื›ื‘ื•ืช ื›ืฉื”ืŸ ืืš , ืขืฉื•ื™ื•ืช ื”ืŸ ืฆืขื“ื™ื ืฉืœ ืจื‘

ืœื“ืขื•ืš.

ืžืขื™ื‘ื•ื“ ืงื•ื’ื ื˜ื™ื‘ื™ ืขื•ืžืก. ืœื“ืขื™ื›ื” ื’ื•ืจื ืจื‘ ืžื™ื“ืข

ืžื‘ื•ื’ืจ โ€“ ื’ื™ืœ ื”ืœื•ืžื“ ื’ื™ืœ. ืœื“ืขื™ื›ื” ื’ื•ืจื ื™ื•ืชืจ

ื“ืจื™ืฉื•ืช ื‘ื™ืฆื•ืขื™ื•ืช

ื“ื™ื•ืง ืจืžืช ื ื“ืจืฉืช ื›ืืฉืจืžื™ื•ืžื ื™ื•ืช ื‘ื™ื ื•ื ื™ืช

ื”ืžื™ื•ืžื ื•ืช ื”ืžืฉื›ื™ื•ืช, ื‘ืื•ืคืŸ ืœื”ื™ืฉืžืจ ื ื•ื˜ื” .) ื‘ื˜ื™ืกื” ) ื›ืžื• ืžื™ื˜ื‘ื™

, ื–ืืช ืžืฉื™ืžื•ืช ืœืขื•ืžืชืฉืื™ื ืŸ, ืคืจื•ืฆื“ื•ืจืœื™ื•ืช

ืœืขื™ืชื™ื ืžื‘ื•ืฆืขื•ืช . ืœื“ืขื•ืš, ื ื•ื˜ื•ืช ืงืจื•ื‘ื•ืช

ืขื“ื™ื ื•ืช ืžืฉื™ืžื•ืชื™ื•ืชืจ ื ืฉืžืจื•ืช ื•ืžื“ื•ื™ืงื•ืช

. ืื—ืจื•ืช ืžืžืฉื™ืžื•ืช

ืžืฆื‘ ืชื ืื™ื”ืืžืช

- ื”ื™ืžืฆืื•ืชื ื–ื™ื›ืจื•ืŸ ืขื–ืจื™ื˜ื•ื‘ื™ื ื–ื™ื›ืจื•ืŸ ืขื–ืจื™ ืฉืœ , , ื—ื•ื‘ืจื•ืช) ืงื™ืฆื•ืจื™ื

)' , ื•ื›ื•" ื ื•ืจื™ื•ืช ื—ื™ื ื‘ื“ืžืฉืžืขื•ืชื™ืช ืžืงืœื”

ื“ืขื™ื›ืช ืืช ื•ืžืฉืคืจืชื”ื™ื“ืข.

- ืื—ื“ ื–ืžืŸ ืœื—ืฅื“ืขื™ื›ื” ืฉืœ ื”ืืคืงื˜ื™ื

ื›ืœืœื™ืช ื”ืื˜ื” ื”ื™ืืงืจื™ื˜ื™. ื”ื•ืคืš ื–ื” ื‘ื‘ื™ืฆื•ืขื–ืžืŸ ืœื—ืฅ ื‘ื”ืŸ ื‘ืžืฉื™ืžื•ืช

. ื—ืฉื•ื‘ ื”ื•ื

ืœืžื™ื“ื” ืจืืฉื•ื ื™ืช

ื”ืžื ื‘ืื™ื ื”ื’ื•ืจืžื™ื ืื—ื“ื”ื™ื ืœื“ืขื™ื›ื” ืขืžื™ื“ื•ืช . ืžื˜ืœื” ื™ืชืจ ืœืžื™ื“ืช

ืžืขื‘ืจ ืฉืื•ืžื ื”ื”ืจืฆื•ื™ ื”ื‘ื™ืฆื•ืข ืœืงืจื™ื˜ืจื™ื•ืŸ

. ื™ื•ืชืจ ื˜ื•ื‘ ืชื™ืฉืžืจ

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( ? ืื—ื–ื•ืจ ืžืฉืคืจื™ื (70:20:10ืื™ืš

ื”ืชืืžืช โ€ขืœืžื™ื“ืช ื”ื”ื“ืจื›ื”

ื”ื“ืขื™ื›ื”ื”ืืจื›ืช โ€ข

ื”ื›ืฉืจื”ืžื‘ื—ื ื™ื โ€ข ืฉื™ืœื•ื‘

ืžืขืฉื™ื™ื ื‘ื”ื›ืฉืจื”

โ€ข* ื‘ืœืžื™ื“ื” ืจื™ื•ื•ื—ืœื™ืžื•ื“ โ€ข

ื‘ืงื•ื ื˜ืงืกื˜ืจืขื ื•ื ื™ืโ€ข

ืœืžื™ื“ืช โ€ขืขืžื™ืชื™ื

ืขืœ ืžื™ื•ืžื ื•ื™ื•ืช ืœื ืฉื”ื

ื”ืœื™ื‘ื”

ืขืœ โ€ข ื”ืขื‘ื•ื“ื” ืžืฉื’ืจืช ื›ื—ืœืง ืžืขืฉื™ื™ื ืžื‘ื—ื ื™ื ืฉื™ืœื•ื‘. ืชืงื•ืคื” ื‘ื›ืœ ื’ื‘ื•ื”ื” ื“ืขื™ื›ื” ื™ืชื›ื ื•ืช ืฉื™ืฉ ื™ื›ื•ืœื•ืช

ืœื™ื›ื•ืœื•ืช\ โ€ข ืคื•ืจืžืœื™ืช ื—ื ื™ื›ื” ืžืขืจื›ืช ืžื™ืกื•ื“ ื‘ื ื™ื™ืชืžื•ืจื›ื‘ื•ืช.

ื•ื–ื™ื›ืจื•ืŸ )โ€ข ืขื‘ื•ื“ื” ( job aids, cheat shitืขื–ืจื™ , , ; ืื™ื ืคื•ื’ืจืคื™ื•ืช ื”ื—ืœื˜ื” ืขืฆื™ ืžื•ืจื›ื‘ื•ืช ืœืžื™ื•ืžื ื•ื™ื•ืช

.how toืกืจื˜ื•ื ื™

ืคื•ืจืžืœ-ืคื•ืจืžืœื™ ืœืื™

ืขื‘ื•ื“ื”" ื› ืชื•

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ืžื‘ื•ื–ืจืช ืžืจื•ื›ื–ืช VSืœืžื™ื“ื” ืœืžื™ื“ื”o( ืžื‘ื•ื–ืจืช . ( Distributedื”ื“ืจื›ื” " ื›ื•ืœืœืชโ€“ ื–ืžืŸ ืจืฆืฃ ืค ืข ืฉืžื•ื—ืœืงืช ื”ื“ืจื›ื”

: ืœื“ื•ื’ืžื” ืื™ื ื˜ืจื•ื•ืœื™ืo. ื ื•ืกืคืช -< -< ื”ื“ืจื›ื” ื”ืคืกืงื” ืคืจื•ื ื˜ืœื™ืช ื”ื“ืจื›ื” ืฉืขืชื™ื™ืo. >- \ ื—ื“ืฉื” -< ื™ื›ื•ืœืช ื”ืงื ื™ื™ืช ืื• ื—ื•ื–ืจ ืจืขื ื•ืŸ ืฉื‘ื•ืข ืœืื—ืจ ื‘ืขื‘ื•ื“ื” ื‘ื™ื—ื™ื“ื” ื–ืžืŸ ื”ื“ืจื›ื” ื™ื•ื

o( ืžืจื•ื›ื–ืช , ( Massed practiceื”ื“ืจื›ื” , ื”ื“ืจื›ื•ืชโ€“ ื”ืชืจื’ื•ืœื™ื ื›ืœืœ ืจื™ื›ื•ื–. , : . ' ืกื™ืžื•ืœืฆื™ื” ื™ื•ื ื”ื“ืจื›ื” ืฉื‘ื•ืข ื“ื•ื’ืžื” ืžืจืืฉ ืžื•ื’ื“ืจ ื–ืžืŸ ื‘ืคืจืง ื•ื›ื• ื”ืขืฉืจื•ืช

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ืžื‘ื•ื–ืจืช ืžืจื•ื›ื–ืช VSืœืžื™ื“ื” ืœืžื™ื“ื”

ื‘ืชืฉืœื•ื 197 ื ื‘ื“ืงื™ื

" ' ืžืฆื‘ื™ ืฉืžื“ืžื” ื‘ ืฉื• ืžืข ืขืœ ื”ื•ื“ืจื›ื• ื”ืžืฉืชืชืคื™ืืžื•ืจื›ื‘ื™ื.

ืฉืœ ื”ืฉืคืขื” ื‘ื—ืŸ ืžืจื•ื›ื–ืช ื”ื ื™ืกื•ื™ ื‘ื‘ื•ืช ) ื”ื“ืจื›ื”ืžื•ืœ( ืžื‘ื•ื–ืจืช ืื—ืช (, ื”ื“ืจื›ื” ื–ืžืŸ) ืœืื•ืจืš ื ืžืชื—ืช

: . ื”ื”ื“ืจื›ื” ืœืื—ืจ ืฉื‘ื•ืขื•ืช ืฉืžื•ื ื”ืฉืœ โ€ข ื”ื™ื›ื•ืœื•ืช ืืคืงื˜ื™ื‘ื™ื•ืช ืฉื ืจื›ืฉื• ื‘ื™ืฆื•ืขื”ื™ื›ื•ืœื•ืช โ€ข ืขืœ ืฉื ืจื›ืฉื” ืฉืžื™ืจื”ื—ื•ื–ืจืช โ€ข ืœืœื 8ืฉืœื”ืŸ โ€“ ืจื›ื™ืฉื” ืฉื‘ื•ืขื•ืช

. ื”ื™ื“ืข ื”ืขื‘ืจืช ืœืื—ืจ ืฉื™ืžื•ืฉืฉืขื•ืช 17ื”ื“ืจื›ื”

ืฉืขื•ืช 17ื”ื“ืจื›ื”

ื”ื“ืจื›ื” 17 ืฉืขื•ืชืฉืขื•ืช ) ืฉื‘ื•ืข ืœืื•ืจืš

ืจืฆื•ืคื•ืช(

ืจืฆื•ืคื•ืช 17ืžื•ืœ ืฉืขื•ืช , ืฉื‘ื•ืขื™ื™ื ืœืื•ืจืšื•ื‘ืื•ืจื›ื™ื ื‘ืฉืขื•ืช

.ืžืฉืชื ื™ื

: ืจืฆื™ืคื” ื™ืžื™ื 3ืงื‘ื•ืฆื”ืจืขื ื•ืŸ ืฉืœ .ืฉืœืžื™ื

ืœืžื™ื“ื” ืฉืœ ืงื‘ื•ืฆื”ืžืคื’ืฉื™ื 5ืžื‘ื•ื–ืจืช โ€“

ืฉื‘ื•ืข ืœืื•ืจืš

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ืชื•ืฆืื•ืชืงื•ื’ื ื™ื˜ื™ื‘ื™ื•ืช ื™ื›ื•ืœื•ืช ืœืขื•ืžืช ืžืจื•ื›ื–ืช ืœืžื™ื“ื” ืœืื—ืจ ื™ื•ืชืจ ื˜ื•ื‘ ืฉื™ืžื•ืจ ื”ืจืื• ืคืฉื•ื˜ื•ืช ืžื•ื˜ื•ืจื™ื•ืช ื™ื›ื•ืœื•ืช

, " ื•ืžืชื•ื“ื•ืœื•ื’ื™ื•ืช ) ื”ืžื”ื•ืช ืืช ืœื ืืš ืค ื•ื”ืกื“ ื”ื›ืคืชื•ืจื™ื ื”ื™ื›ืŸ ื–ื›ืจื• (ื”ื ื‘ื—ื ื™ื ื”ื—ืงื™ืจื” ืžื‘ื•ื–ืจืช ื”ื“ืจื›ื”

ืžืจื•ื›ื–ืช ืžื•ืœ

. ื™ื“ืข ื•ืื—ื–ื•ืจ ื‘ื™ืฆื•ืข ืžื™ื•ืžื ื•ื™ื•ืช ื•ืขืœ ืขืฆืžื” ื”ื™ื›ื•ืœืช ื”ืขื‘ืจืช ืขืœ ืžืื•ื“ ื—ื™ื•ื‘ื™ื•ืช ื”ืฉืคืขื•ืช ื”ื™ื• ืจื™ืขื•ื ื•ื ื™ืืœืจื™ืขื ื•ื ื

ืื™ื ื“ื™ื‘ื™ื“ื•ืืœื™ื โ€ข ื”ื™ื• ื›ืืฉืจ ืชืงืŸ ืกื˜ื™ื•ืช ืฉื”ื™ื• ืœืฆื™ื™ืŸ ;ื™ืฉโ€ข ( \ โ€“ ' ืžื ืข ืงื•ื“ื ื•ืžื™ื•ืžื ื•ืช ืœื™ื“ืข ืงื™ืฉื•ืจ ื“ื•ืžื” ืื• ื–ื”ื” ื™ื“ืข ื‘ื™ื›ื•ืœื•ืช ืงื•ื“ื ืฉื™ืžื•ืฉ ืžืœื›ืชื—ื™ืœื” ื’ื‘ื•ื”ื” ืคืชื™ื—ื” ื ืง ืœื™ื—ื™ื“ื™ื ื”ื™ื•

.) - ืฉื•ื ื•ืช, ื–ื›ื™ืจื” ื‘ืืกื˜ืจื˜ื’ื™ื•ืช ื”ืฉืชืžืฉื• ื”ืœื•ืžื“ื™ื ื›ืŸ ื›ืžื• ื“ืขื™ื›ื”โ€ข , - , โ€“ ) / ืœื’ื‘ื™ื”ื ) ื‘ื ื™ืกื•ื™ ืžืฉืžืขื™ืช ื—ื“ ื”ื ื—ื™ื™ื” ื”ื•ืจืื” ืื™ืŸ ืžื•ืจื” ืžื“ืจื™ืš ืขื–ืจืช ืœืœื ืขื•ื“ ืœืžื“ื• ืื• ืžื™ื•ื–ืžืชื ืขื•ื“ ืœืœืžื•ื“ ืฉื”ืชื ื“ื‘ื•

.. ื–ื•ื›ืจ ืฉื”ืœื•ืžื“ ื”ื–ืžืŸ ืœืžืฉืš ืžื•ื˜ื™ื‘ืฆื™ื” ื‘ื™ืŸ ื—ื–ืง ืงืฉืจ ืฉื™ืฉ ื”ืฉืขืจื” ืžืœื‘ื“ืชืงืŸ ืกื˜ื™ื•ืช

. , ื”ืžืจื•ื›ื–ืช ื•ื’ื ื”ืžืจื•ื›ื–ืช ื‘ื”ื“ืจื›ื” ื’ื ื•ื‘ืจื™ืขื ื•ื ื™ื ื‘ื”ื“ืจื›ื•ืช ื˜ื•ื‘ ื™ื•ืชืจ ื ืฉืžืจื•ืžื™ื•ืžื ื•ื™ื•ืช

ืงื•ื’ื ื™ื˜ื™ื‘ื™ื•ืช ) " ื—) ืงื‘ื”

) ื”ื ื™ืกื•ื™ ) ื›ืœ ืœืื•ืจืš ื”ืžื‘ื•ื–ืจืช ืœืงื‘ื•ืฆื” ื”ืจื™ืขื ื•ืŸ ื‘ื–ืžืŸ ืขืฆืžื™ ืœืœื™ืžื•ื“ ืกืจื˜ื•ื ื™ื ืœื—ื™ื™ืœื™ื ื ืชื ื• ื‘ื ื™ืกื•ื™. ื”ืงื‘ื•ืฆื•ืช ื‘ืฉืชื™ ืฉืœื ืœืื™ืœื• ืฉื”ืฉืชืžืฉื• ืื™ืœื• ื‘ื™ืŸ ืžืฉืžืขื•ืชื™ื™ื ืฆื™ื•ื ื™ื Job Aidsื”ืคืจืฉื™

Page 19: Decay transfer and reacquisition of skills

DECAY, TRANSFER AND REACQUISITION OF SKILLS

' ืคืชื•ื—ื•ืช ื•ื ืง ืกื™ื›ื•ืืžื•ืžืœืฆืช ื—ื•ืžืจ . ื›ืžื•ืช ื›ืœ - ืื ืฆืขื“ื™ื ืžืกืคืจ ืœืžืขื˜ ื”ื•ื’ื“ืจื” ืœื

, ืืคืฉืจ ืžื” ืฉืœ ื™ื—ืก ืื• ื›ืžื•ืช ืขืœ ืฆื™ื•ืŸ ืฉื•ื ืื™ืŸ ื”ืฉื›ื—ื” ื˜ื•ื•ื— ืขืœ ื”ื“ื™ื‘ื•ืจืœื–ื›ื•ืจ.

ืงื•ื’ื ื™ื˜ื™ื‘ื™ืช "ืžื™ื•ืžื ื•ืช " " ืžื•ืจื›ื‘ืชโ€“ " ืœ ืคืฉื•ื˜ื” ืžื™ื•ืžื ื•ื™ื•ืช ื‘ื™ืŸ ื”ืงื• ืื™ืคื”

ืฉื•ื›ื—ื™ื โ€“ ืžื”ืจ ื›ืžื” ืขืœ ืžื“ื‘ืจ .ื”ืžื—ืงืจ ื ื–ื›ืจื™ื ืžื”ืจ ื›ืžื” ืขืœ ืœื