1. A method for displaying at a local station images of participants at remote stations, comprising the steps of: establishing at the local station the images of the participants at the remote stations processed to isolate the participant in the image from image background; merging, at the local station, the processed images of the participants at the remote stations to generate an output image in which a first processed participant image appears to partially overlay another second processed participant image; and, providing the output image to a display device at the local station.