If you've never tried yoga, but have always wanted to, this is the perfect time. Roni Brissette is celebrating the tenth anniversary of her yoga studio in Brookline by offering a free week of classes. Roni, who has over 23 years of experience, is rolling out a new vision for her studio that she wishes to share with her patrons. And with mixed level, intermediate, and advanced courses, the free lessons are perfect for seasoned yogis and beginners.