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1. Batreen h June 1952 and 18 Juna 1952 an ARrIGio toan composed of I50 personnel, and representatives of the Ledical Ocrice, and peychiatrist; alvl an IS0 consultant, a professional hypnotist,carried cut experirents. in

2. The tean ias tased at] and ran two sub jocts vho were considored as exparienced professionl type aganto aspected of boing agents. The covor for tho ARTICHOKE interrogution was a psychiatric redical oxaminaticn as to suitability for future use of tho io individuals by the ficld station. Inter rogation rathcds consistod of thc Qplicatien of drugs, hypncsis singly and in corination, end pelyéraph intorrogation before end after applications.

The interrogations vers regarded by.as very succoceful fron t. substantive standpoint and vere concidored by the traa zs x.ry succcssfel, frem the standpoint of the technique caployed, the dnfornatien ctracted, the control évor the subjocts through drigs and bypnosis and the ammosia on tho part of tho subjocts as to tho cetual evonts that tcok place in tho course of Che intorrojation. In one case tho cubjoct was rogressed back 15 years in his life ard wnder the inluenee of dhucs and Inpmosis acceptod thc case officor, undor simlated conditions, as an old and trusted perconal friend thon the subject had laoin years azo in

h. The use of drujs tas very ouccessful, both fer straight control. of tho subject and as a prolirinary roans of ready inuetion of hypnosis. In eno instanco.hypnosis was obtained without tho uso of drues, vhoroin the professicnal hpnotist in English directod a field ceso officor, through a tochnical intarcounication cyston, rho translated instructions into anti hypnotised the subject for full control purposes.

5. The drogs anl the techniquas used are not now but reprasanted worely a refinerant aund a profcasional application of provicusly kancun

AB Supp. #11

SUDJECT: AHTICHOiE Ficld InterTogation.

LEORADUI FOR: Deputy Dircctor

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L techntques with a high degree of success. Those techniques woven into an elaborate cover vere adapted by the tean fer intorrocation purpores. Duc to tic spocial sscurity consideratiens attonient in this process, cnly tro subjects vere available at this tine ho represonted "hard core" cases vith a hich cegree of notivatien for decoption. The teen coordinated its activities vory successfully and full credit chould go to,the mombera of the teoa reprecenting their different professions, to tho cane cfficers in and tho security unit in for assistance end support in the forn of facilities to condnct ths experiront.

Sherciedri lidaEds Colonel, C5C Security Ofřicer, CIA

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