1974:
Buenos
Aires (Argentina) Courses for psychotherapy workers (drama-oriented) in two private psychiatric clinics and a workshop in the “Borda” Psychiatric Hospital (Cora Herrendorf).

1977:
Ferrara
(Italy) Psychiatric Hospital: training seminars for staff (doctors, nurses, social workers) and patients. Dramatic mobilisation activities in hospital wards. Paramedical therapeutic interventions for patients (Cora Herrendorf and Horacio Czertok).
Sassari (Italy) Two seminars for social workers in the Rizzeddu mental hospital. Workshop with the users of the mental hospital. Celebration for the opening up of Sassari mental hospital facilities as a conclusion to the deinstitutionalisation[Autore sc1]  process, in collaboration with the “Democratic Psychiatry” and “XXV Aprile Theatre Collective” associations (Cora Herrendorf and Horacio Czertok).

1978:
Ferrara
(Italy) Co-organisers of “La Scopa Meravigliante” (“The Amazing Broom”), a national conference on the the role of theatrical research and image in the mental hospital deinstitutionalisation  process (Cora Herrendorf and Horacio Czertok).
Pordenone (Italy)  Dramatic mobilisation activities for the city’s Mental Hygiene Centre (Cora Herrendorf and Horacio Czertok).

1979:
Verona
(Italy) Dramatic mobilisation activities in the University Psychiatric Clinic and the San Giacomo Mental Health Centre (Cora Herrendorf and Horacio Czertok).

1984:
UlmDonau
(Germany) Drama therapy workshop for social and health personnel in the Einstein Institut (Cora Herrendorf).
Oslo (Norway) Course for social workers, psychologists and health workers in the Norwegian Health Service’s Bjerketum Institute for marginalised youth.
Workshop in the Psychiatric Hospital’s Veksthuset therapeutic community for former drug addicts (Cora Herrendorf).

1985:
Bielefeld
(Germany) Applied drama therapy seminar in the DrogengemeinschaftCasum 12 therapeutic community for former drug addicts (Cora Herrendorf and Horacio Czertok).
Oslo (Norway) Two drama therapy seminars for qualified staff. Work discussion groups in the Social Workers’ School of the BjerketumPsykiatriskeBehandlingshjemogSkole in Bearum and in the city’s Music Therapy school (Cora Herrendorf and Horacio Czertok).
Copenhagen (Denmark) Drama therapy seminar for social and health workers (Cora Herrendorf).

1986:
Bielefeld
(Germany) Applied drama therapy workshop in the “Eckartdsheim Bethel” Psychiatric Hospital, aimed at doctors and patients (Cora Herrendorf and Horacio Czertok).

1987:
Bielefeld
(Germany)  Applied drama therapy seminar in the “DrogengemeinschaftCasum 12″ therapeutic community for former drug addicts (Cora Herrendorf).

1988:
Ferrara
(Italy) Seminar on drama therapy and the use of theatrical techniques in psychotherapy for Brescia District Health Authority N°34 personnel (Cora Herrendorf).
Bielefeld (Germany) Two applied drama therapy seminars in the “DrogengemeinschaftCasum 12″ therapeutic community for former drug addicts (Cora Herrendorf).

1991:
Ferrara
(Italy) Experimental drama and drama therapy workshop for users and personnel of the Exodus therapeutic community for former drug addicts in Ferrara (Cora Herrendorf).

1992-1993: Ferrara (Italy) First year of “Art/Socialisation/Prevention”, a Youth Deprivation and Drug Addiction Prevention Project for users of the Exodus therapeutic community for former drug addicts in Ferrara and high school students in Ferrara, promoted by Ferrara City Council (Youth Policy Department) and the Italian Ministry of Social Affairs (Coordinator: Cora Herrendorf – Teachers: Horacio Czertok, Cora Herrendorf, Antonio Tassinari and Nicoletta Zabini in collaboration with the staff of the Exodus Residential Treatment Centre in Cocomaro di Focomorto, Ferrara).

1993: Ferrara / Lugo di Romagna (near Ravenna, Italy) Seminar on drama therapy and the uses of drama techniques in psychotherapy for personnel of the Lugo District Health Authority N°36 (Cora Herrendorf and Horacio Czertok).
Ferrara (Italy) Experimental drama and drama therapy workshop for users and personnel of the Exodus therapeutic community for former drug addicts in Ferrara (Cora Herrendorf).

1994:
Ferrara
(Italy) “Pilot Project for Theatre Production Training and Occupational Rehabilitation of Former Drug Addicts” for the Exodus Residential Treatment Centre , funded by the Italian Ministry of Labour (Management and Coordination: Cora Herrendorf, Horacio Czertok; Assistants: Antonio Tassinari and Nicoletta Zabini; Communication Techniques: Marzia Marchi).
Bielefeld (Germany) Drama therapy workshops for doctors, psychiatrists and social and health workers, promoted by the Kunsthaus Association (Cora Herrendorf).
Ferrara (Italy)[Autore sc2]  Seminar on drama therapy and the uses of drama techniques in psychotherapy for doctors and personnel from the Lugo (Ravenna) District Health Authority N°36 (Cora Herrendorf and Horacio Czertok).

1995:
Bielefeld
(Germany) Drama therapy workshops for doctors, psychiatrists and social and health workers (Cora Herrendorf)
Ferrara (Italy) Three residential drama therapy workshops for public and private sector social and health workers(Cora Herrendorf).
Imola (Italy) Two-month workshop for women in the intermediate psychiatric facilities and supported housing groups of the Imola Mental Health Service and social and health workers, in collaboration with “La Cicoria” Association (Cora Herrendorf, Assistant: Nicoletta Zabini).
Munich (Germany) Drama therapy workshop promoted by an independent group of social workers in the Confederation of German Trade Unions (Horacio Czertok).

1996:
Imola
(Italy) Drama therapy training project for social workers, in collaboration with “La Cicoria” Association, promoted by Imola City Council District Health Authority N° 23 (Cora Herrendorf).
Forlì (Italy) Training course for private and voluntary sector social workers, promoted by Forlì City Council District Health Authority. Participation in the “Places of Deprivation” conference promoted by Accademia Perduta/Romagna Teatri and Forlì District Health Authority (Cora Herrendorf).
Imola (Italy) Second year of drama therapy project for women in the intermediate psychiatric facilities and supported housing groups of the Imola City Council District Health Authority N°23 Mental Health Service (Cora Herrendorf).
Munich (Germany) Drama therapy workshop promoted by an independent group of social workers in the Confederation of German Trade Unions (Horacio Czertok).
Ferrara (Italy) Second year of “Art/Socialisation/Prevention”, a Youth Deprivation and Drug Addiction Prevention Project for high school students in Ferrara, promoted by Ferrara City Council (Youth Policy Department) and the Italian Ministry of Social Affairs (Coordinator: Cora Herrendorf – Teachers: Antonella Antonellini, Nicoletta Zabini)
Ferrara (Italy) International drama therapy internship promoted in collaboration with the Kuntshaus Cooperative, Bielefeld (Germany).
Bondeno – FE (Italy) Applied drama therapy workshop for former drug addicts from the Exodus therapeutic community (Coordinator: Cora Herrendorf. Teachers: Antonio Tassinari, Georg Sobbe).
Bielefeld (Germany) Drama therapy workshop for psychiatrists and social and health workers (Cora Herrendorf).
Ferrara (Italy) Professional training course for private and voluntary sector social workers, run by  “ENAIP Ferrara”, funded by Labour and Occupational Training Department of Ferrara Provincial Council (Coordinator: Cora Herrendorf).

1997:
Ferrara
(Italy) Theatrical animation teaching in “Leisure Time Social Worker for the Elderly”  Professional Training Course promoted by the ENAIP Occupational Training Centre in Ferrara.
Munich (Germany) Drama therapy workshop promoted by an independent group of social workers in the Confederation of German Trade Unions (Horacio Czertok).
Ferrara (Italy) Second stage of professional training project for private and voluntary sector social workers, run by  “ENAIP Ferrara”, funded by Labour and Occupational Training Department of Ferrara Provincial Council (Coordinator: Cora Herrendorf ).
Forlì (Italy) Two training courses for private and voluntary sector social workers, promoted by Forlì City Council District Health Authority (Cora Herrendorf).
Ferrara (Italy) Second stage of second year of “Art/Socialisation/Prevention”, a Youth Deprivation and Drug Addiction Prevention Project for high school students, promoted by Ferrara City Council (Youth Policy Department) and the Italian Ministry of Social Affairs (Coordinator: Cora Herrendorf. Teachers: Antonella Antonellini, Nicoletta Zabini).
Ferrara (Italy) Two residential drama therapy internships for public and private sector social and health workers.

1998-1999:
Ferrara
(Italy) Training course for social workers, part of the “European Commission HORIZON Occupational Programme – 2413/E2/H/R – LIGABUE Project” in collaboration with ENAIP (Coordination and teaching: Cora Herrendorf; Teacher: Horacio Czertok).

1998-1999:
Ferrara
(Italy) Youthstart “Theatre Enterprise Creation and Cultural Animation Project” (2639/E2/Y/R), promoted by the European Commission, in collaboration with the ENAIP regional and provincial centres, aimed at marginalised youth (Coordination and teaching: Cora Herrendorf; Teachers: Horacio Czertok, Antonio Tassinari and Teatro Nucleo staff).

1998-1999-2000:
Modena
(Italy) Drama therapy teaching in the University of Modena and Reggio Emilia Psychiatric Clinic (Horacio Czertok).

1999:
Buenos
Aires (Argentina) Drama therapy seminar at AMIA (Cora Herrendorf, Horacio Czertok).

2000:
Padua
(Italy) Teaching in the 1st Meeting in the “Two-year Drama and Deprivation Training Course” organised by the Artaud Workshop, sponsored by the European Association for Arts Therapies (Cora Herrendorf and Horacio Czertok).
Ferrara (Italy) Two intensive drama therapy internships for public and private sector social and health workers in the CETT centre (Cora Herrendorf and Horacio Czertok).

2001-2002-2003:
Ferrara
(Italy) Drama therapy teaching in the University of Ferrara Psychiatric Clinic and for the University of Ferrara secondary School of Teaching Specialisation (Horacio Czertok).
Ferrara (Italy) The Shamanic Actor – intensive drama therapy internships for public and private sector social and health workers in the CETT centre (Cora Herrendorf and Horacio Czertok).

2003:
Ferrara
(Italy) Creation of the Ferrara stage of the Social Interaction and Theatre Festival, promoted by the Emilia Romagna Regional Council (Cora Herrendorf and Horacio Czertok).
Piacenza (Italy) The Shamanic Actor – intensive drama therapy workshop in Piacenza Civil Hospices (Cora Herrendorf and Horacio Czertok).
Cattolica (Italy) The Shamanic Actor – intensive drama therapy workshop promoted by Cattolica Social Services Department (Cora Herrendorf).

2004/05/06:
Ferrara
(Italy) Three-year School for Drama Workers in Social Care – THE SHAMANIC ACTOR – Directions in Drama and Drama therapy – Module of 7 intensive workshops in the CETT centre (Cora Herrendorf and Horacio Czertok)
Ferrara (Italy) Drama therapy teaching in the University of Ferrara secondary School of Teaching Specialisation (Horacio Czertok).
Ferrara (Italy) Drama therapy teaching in the University of Ferrara Psychiatric Clinic (Horacio Czertok).

2007/08/09/10/11/12:
Ferrara
(Italy) Three-year School for Drama Workers in Social Care – THE SHAMANIC ACTOR – Directions in Drama and Drama therapy – Module of 7 intensive workshops in the CETT centre (Cora Herrendorf)

2013:
Buenos
Aires (Argentina) Opening of second and third School for Drama Workers in Social Care centres in Buenos Aires and Catamarca