Baldwin, Andrew: atb@aber.ac.uk
- Developed Baldwin's Ink Ground. Very happy to help with technical questions regarding his ground.
Bøegh, Henrik: mail@artbag.dk
- Since 1995, Henrik Bøegh is a Danish printmaker who has taken active part in the development of safer printmaking techniques and equipment for Non-Toxic Intaglio
Chaflin, Liz: liz@zeamaysprintmaking.com
- Liz heads Zea Mays print shop, one of the most conscientious shops in terms of non-toxic printing.
Ferstman, Gerald: gfers2@uky.edu
- Developed "new blue" ground. Has worked with Mark Graver on more reliable ink ground.
Morrison, Holly: hjmorrison@vcu.edu
- author of Intaglio - A Studio Manual for the Painting & Printmaking department of Virginia Commonwealth University
Graver, Mark: info@nontoxic-printmaking.co.nz
- Non-toxic intaglio expert, with a shop in New Zealand.
Kiekeben, Freidhard: fkiekeben@yahoo.com
- The man behind nontoxicprint.com
Pogue, Dwight: dpogue@smith.edu
- Came out with a line of non-toxic products (D&S). Teaches at Smith in Western Mass.
Rushton, Barry: hpsupplies@tiscali.co.uk
- Developed Hawthorn linseed-oil based inks.
Sacca, Elizabeth: ejsacca@gmail.com
- Heading the intiative at CIEM print shop in Mirabel, Quebec to transfer the shop entirely to non-toxic printing.
Semenoff, Nik: nik.semenoff@usask.ca
- A founder of alternative printing techniques
Tamasauskas, Otis: ockt@queensu.ca
- Teaches at Queens University, Kingston, Ontario and is a huge proponent both of waterless lithography (solvent free) and a solvent/odor free stone lithography method.
Welden, Dan: dan@solarplate.com
- Author of Printmaking in the Sun and printmaking veteran based in Sag Harbor, NY, USA