Issey Miyake, Pleats Please:
How can I research into pleats without mentioning the amazing Pleats Please from Issey Miyake?!
This stunning work is ingenius, having been produced on a large roll as one piece of fabric which the customer themselves can cut and style to their own tastes, cutting down the seam which is woven together as one layer of fabric whereas the main body of the garment is woven in double layer, a truely innovative use of weaving technology and stretch fabric which pleats, beautiful!
This page on the contemporary textile art, Anne Griffiths, demonstrates the different types of pleating and how to categorise these, it really covers all the basics of pleating:
Here is a really simple video from youtube which demonstrates a really easy way to create pleats in fabric lengths: