Deborah Kreiling specializes in teaching home sewists how commercial patterns work, and how they can be adjusted to create the best fitting garments. As the director of design development at Simplicity, Deb has been in the business of helping home sewers make and adjust beautiful garments for over 30 years. In this comprehensive course, Deb teaches the ins and outs of making a variety of pattern alterations that cover things like bust adjustments, adding or subtracting ease, lengthening hems, and adjusting darts and princess seams.