chadavadam neerchukoevadam yokka abhignaa spashtata siddhaantam

professor zaan downing, oka vidya manastatvavetta, chadavadaaniki neerchukoevadam yokka abhignaa spashtata siddhaantaanni oka kaagitamlo pratipaadinchaaru, dheenini athanu 1971 juulai 23 mariyu 28 madhya united kingdom aksharaasyata sangham vaarshika samavesamlo samarpinchaadu. 
chadavadam neerchukoevadam maanava parinaamam nundi konni pratyeka ledhaa pratyeka lakshanaalanu upayoginchindani aaa kaalamlooni saadhaarana bhaavanalanu eee siddhaantam tiraskarinchindi. badulugaa puurtigaa upayoginchina saadhaarana medho saamardhyaalanu chadavadam neerchukunee prakriyanu oohinchaaru, kabatti pillalu chadavadam elaa neerchukuntaaroo vivarinchadaaniki ghnaanam yokka avagahananu upayoginchavacchu. siddhaantamlo, aksharaasyatanu saadhinchadaaniki prayatnistunna pillala abhignaa prakriyala namuunaanu downying kaligi undhi, idhi chadavadam vijayam ledhaa vaiphalyam pillala matlade bhasha, neerchukuntunna vraatapuurvaka bhasha mariyu pillavadu chadavadam neerchukunna bodhanaa samskruti vanti chararaasulapai elaa aadharapadi untundo choopistundi. 
downing aneka vidya patraalanu mariyu itara rachanalanu prachurinchaadu, dheenilo athanu thana siddhaantaanni mariyu daani anuvartanaalanu anveshinchaadu, mukhyamgaa chadavadaaniki neerchukunee prakriya nundi phalitaalanu meruguparachadaaniki eee siddhaantaanni elaa vartimpajeyavacho downing pradarsinchaadu, mukhyamgaa chadavadaaniki samsiddhata rangamlo athanu oka pareekshanu abhivruddhi chesaadu, oka pillavadu chadavadaaniki neerchukoevadam praarambhinchadaaniki entha siddhamgaa unnado kolavadaniki.
nepathyam.
1960 mariyu 1969 madhya, downing london vishwavidhyaalayamloni institute off educationloni pathana parisoedhanaa vibhaagaaniki directorga unnaaru, akkada athanu daadaapu oka dasaabdam paatu prarambha bodhanaa varnamaalanu upayoginchi chadavadam neerchukunee pillalanu adhyayanam chesi, prarambha bodhanaa varnamaalanu upayoginchani pillala samuuhaalanu samanamga niyantrinchaaru. bhinnamaina aksharakramanni upayoginche eee asaadhaarana prayogam athani siddhaantaanni roopondinchadaaniki prerananu andinchindi. downing taruvaata berkleylooni california vishwavidhyaalayamlo visiting professor (1967-68) gaa thana samayanni gurtinchaadu, aaa munupati antardrushtulu oka siddhaantam yokka roopurekhaloki sphatikeekarinchabadinappudu. 
thana sonta rachananu upayoginchadamto paatu, downing gatamlo prachurinchina parisoedhana punaadulapai thana siddhaantaanni abhivruddhi chesaaru, mukhyamgaah - 
eee siddhaantaanni pareekshinchadaaniki, pillalu chadavakunda neerchukunee vividha maargaalanu polchaalsina avasaram undhi. chadavadam neerchukoevadamloo vijayam yokka sthaayi bhasha, maandalikaalu, aksharakramalu, bodhanaa samskrutulu modalaina vaatipai aadharapadi untundani siddhaantam pratipaadinchindi. anduvalla vividha deshaalalo pillalu chadive vidhananni polchadam avasaram kabatti downing oka adhyayana rangaanni prothsahinchindi, idhi "tulanaatmaka patanam" gaa prasiddhi chendindi mariyu mariyu adhe paerutoe oka pustakaanni prachurinchindi.
modal.
 
downing namoonaalo, [0.0]-chadavadam neerchukunee pillala abhignaa prakriyala phalitam, pillavadu abhignaa spashtatanu saadhinchadam mariyu anargalamaina paatakudigaa maaradam ledhaa abhignaa gandaragola sthithilo undatam mariyu chadavadam neerchukoevadamloo viphalamavadam madhya phalitaala varnapatamloki vastundi. eee abhignaa prakriyalanu prabhaavitam chesina aneka amsaalu unnaih - 
[1.0] bhasha uddeepanalu
- [1] matlade bhashah-gatamlo pillalu saadhinchina prasanga abhivruddhi sthaayi mariyu bhasha (luu) mariyu mandalikam (luu) neerchukoovu.
- [1.2] likhita bhashah-likhita bhasha yokka swabhaavam mariyu daani prayojanaala gurinchi edainaa munupati ghnaanam
[2.0] bahya uddeepanalu
- [2] paatasaala vidyah-upaadhyaayula anubhavam sthaayi, tallidandrula maddatu, bodhanaa paddhatulu mariyu upayoginchina pathana samagri
- [2.2] manasika sthitih-pillala manasika sthithi vaari inti jeevitam nundi
[3.0] aksharaasyata anchanaalu
- [3.1] aksharakramam-aksharakramam yokka kramabaddhata, saralata mariyu sthirathvam neerchukooleedu.
- [32] upaadhyaayula bhasha-maandalikaalu mariyu likhita bhasha yokka praamaanika (sweekarinchina) uchchaaranatoo sahaa vaari vraatapuurvaka mariyu matlade bhasha.
[0.0] abhignaa prakriyalu
abhignaa spashtata vaipu vaari prayaanamloo pillalu anubhavinchina abhignaa prakriyalanu kooda downing vivarinchindihi - 
sakshyam.
namuunaa konni keelaka pariseelanalanu vivarinchindi 
vraatapuurvaka bhasha.
prarambha bodhanaa varnamaalapai downing chesina itara parisoedhanaloo upayoginchabadutunna aksharakramam yokka kramabaddhata aksharaasyata phalitaalanu elaa meruguparustundo choopinchindi. eee disagaa, prarambha bodhanaa varnamaalanu upayoginchi neerchukoevadam praarambhinchina pillalu tarachugaa aangla saampradaaya aksharakramamlo (tii.oo.) kevalam tii loe bodhinchina vaaritho poliste.oo.: - 
latin-american pillalu vanti kontamandi dwandwa bhasha pillalu oke bhasha matlade vaari kante sulabhamgaa aanglam chadavadam elaa neerchukoogalaroo vivarinchadaaniki adhe vaadana upayoginchabadindi. pillalu tama spanish maatrubhaashanu upayoginchi aksharakramamgaa saadhaarana spanish vraata bhaashalo chadavadam neerchukuntaaru, tadwara pathana prakriyapai abhignaa spashtata pondutaaru. pillalu tama rendava bhaashalo aanglam chadavadam neerchukoevadaaniki marinappudu, vaaru vraatapuurvaka bhasha yokka bhaavanalanu ardham chesukovadanni abhyasa prakriyaloki teesukunnaru, tadwara twaragaa chadavadam neerchukunnaaru.
matlade bhasha.
pillala matlade bhaashatho mudipadi unna konni pathana vaiphalya namuunaalanu kooda eee namuunaa vivarinchindihi - 
pillala matlade bhasha mariyu aksharaasyata anchanaala madhya tappu saripolika kaaranamgaa paina perkonna pathana samasyalu sambhavinchaayani namuunaa suuchistumdi.
abhignaa spashtata.
varnamaala aksharaala paeru pettadam.
vijayavantamgaa chadavadam praarambhinchina pillalu aksharaala paerlanu enduku telusukovalane asamaanatanu vivarinchadaaniki downing thana namuunaanu upayoginchaaru, ayinappatikee aksharaala paerla prayogaatmaka bodhana chadavadamlo spashtamaina merugudalaku daariteeyaledu. aksharalaku paeru pettagalagadam anedi abhignaa spashtatanu saadhinchadaaniki oka abhivyakti anie downing vaadinchaaru, eee lakshanaanni anukarinchadaaniki pillalaku neerpinchadam pillalaku abhignaa spashtatanu saadhinchadamlo sahaayapadadu.
telivaina aksharalu.
pathana vaikalyam unna pillalu tarachugaa pathana samasyalu laeni pillalaku sambandhinchi graphic chihnalanu okadaanikokati vaeru cheyagala merugaina vislaeshanhaatmaka saamarthyaanni enduku kaligi untaarane kramaraahityaanni vivarinchadaaniki downing thana namuunaanu upayoginchaaru. eee pillalaku aksharaala madhya vivaksha chuupagala saamarthyam undani, conny vraatapuurvaka chihnalanu taarkikamgaa vaaru soochinche sambhaavita rachana vyavasthagaa vargeekarinche abhignaa saamarthyam ledani downing vaadinchaaru. 
chadavadam anedi prasangam kante venukabadi untundi.
untundi, lev vaigotsky paatasaala vidyaarthi noti mariyu vraatapuurvaka bhasha madhya antaraanni parisoedhimchi, likhita bhasha yokka nairoopya naanhyata pradhana addanki anie nirdhaarinchaadu, atuvanti sanklishtamaina prakriyanu neerchukoevadaaniki prerana lekapovadam valla idhi perigindi, endukante pillalaki daani upayogam gurinchi aspashtamaina bhavana matrame undhi. downing eee pradhana aalochananu thana siddhaantaaniki aadhaaramgaa upayoginchaadu.
prachuranalu.
patraalu.
downing thana cognitive clarity theory off learning tuu reed nuu oka paperlo prachurinchaadu, dheenini athanu 1971 juulai 23 mariyu 28 madhya united kingdom reeding association vaarshika samavesaniki samarpinchaadu. 
dheeniki mundu, downing thana siddhaantaaniki punaadulu vesina aneka keelaka patraalanu prachurinchaaruh - 
1970-chadavadam neerchukoevadamloo pillala bhasha yokka bhavanalu. 
1970-pillala aalochanalo bhasha bhavanala abhivruddhi. 
1970-ii yokka manasika bhasha siddhaantam.tii.eah. 
1971-pillalu bhasha yokka bhaavanalanu elaa abhivruddhi chestaaru. 
adanamgaa, downing prarambha bodhanaa varnamaalapai vistrutamaina patraalanu prachurinchaadu, idhi athani siddhaantam yokka vittanaalanu naatinchindi. 
pustakaalu.
downing thana siddhaantaanni aneka prachuranalalo anveshinchaaruh - 
1979-"patanam mariyu tarkam", newyorkloni edinberg mariyu springer-verlagloni chhambers prachurinchina pustakam. 
1984-"bhasha avagahana mariyu chadavadam neerchukoevadam", newyorkloni springer-verlog prachurinchina pustakam.
pareekshalu.
pillala pathana samsiddhatanu anchanaa vaeyadaaniki roopondinchina pareekshanu abhivruddhi cheyadaaniki downing thana siddhaantaanni kooda vartimpajesaaduh - 
1983-"pathana samsiddhata (laar) pareekshalo bhasha avagahanah aksharaasyata pravartananu gurtinchadam", yuu. ess loe nfr-nelson prachurinchina pareeksha.keey. 

