About the Book: Focus On-Off is a practical productivity guide that reveals how the brain processes attention and why distractions undermine focus in today’s fast-paced world. Backed by neuroscience, the book identifies the four major concentration leaks and provides actionable strategies, focus techniques, and time management tips to improve productivity, mental clarity, and performance. Ideal for professionals, students, and anyone seeking better concentration, this international bestseller helps you overcome distractions, prevent burnout, and work more effectively.