2. Zig Ziglar - Sales expert

Zig Ziglar was a renowned American author, motivational speaker, and sales expert known for his engaging approach to personal development and sales techniques. He emphasized the importance of a positive attitude, perseverance, and building strong relationships in business. Ziglar's teachings focused on the idea that success comes from helping others achieve their goals. He authored several influential books, including "See You at the Top," which provides valuable insights on motivation, self-improvement, and effective selling. His unique blend of storytelling and practical advice has inspired countless individuals in sales and beyond to reach their full potential.