Skin Conductivity Level is also know as:
Galvanic Skin Response (GSR)
Basal Skin Resistance
ElectroDermal Response
A small electric current is passed thru the skin and the resistance to passage is measured.
Here is the research:
WALLACE, R. K. Physiological effects of Transcendental Meditation.Science 167: 1751-1754, 1970.
JAJANBY, J. Immediate effects of the Transcendental Meditation technique:Increased skin resistance during first meditation after instruction. Instituteof Psychology, University of Aarhus, Aarhus, Denmark, 1973.
LAURIE, G. An investigation into the changes in skin resistance duringthe Transcendental Meditation technique. Department of Psychology, PortsmouthPolytechnic, Portsmouth, Hampshire, England, 1973.
WEST, M. A. Changes in skin resistance in subjects resting, reading,listening to music, or practicing the Transcendental Meditation technique.University College of Swansea, University of Wales, Swansea, Wales, 1973.
ORME-JOHNSON, D. W. Autonomic stability and Transcendental Meditation.Psychosomatic Medicine 35: 341-349, 1973.
WILCOX, G. G. Autonomic functioning in subjects practicing the Transcendental Meditation technique. School of Applied Psychology, University of New SouthWales, Sydney, New South Wales, Australia, 1973.
BERKER, E. Stability of skin resistance responses one week after instruction in the Transcendental Meditation technique. Department of Biology,Rollins College, Winter Park, Florida, U.S.A., 1974.
SMITH, T. R. The Transcendental Meditation technique and skin resistance response to loud tones. Department of Psychology, Eastern Michigan University,Ypsilanti, Michigan, U.S.A., 1974.
Goleman, D.J., and G.E. Schwartz. "Meditation as an Intervention in Stress Reactivity." Journal of Consulting and Clinical Psychology 44, no. 3 (1976):
