This documention for the course was done by Professor Mandar Rane, faculty at IDC, IIT Bombay.
You can get in touch with him at mrane[at]iitb.ac.in
His website is http://www.mrane.com
You could write to the following address regarding suggestions and clarifications:
Industrial Design Centre
Mumbai 4000 076
Phone: 091-22-25767820/ 7801/ 7802