Author of "Amateur's Guide to 3D Printing," a comprehensive guide for beginners on 3D printing from scratch. The book was published online on Amazon and offline in select stores, and was highly ranked with positive reviews from readers. The guide served as an excellent resource for individuals new to 3D printing technology and provided them with valuable insights and knowledge to get started with the process. The guide covered topics such as understanding 3D printers, selecting materials, designing 3D models, and troubleshooting common issues. Through this achievement, I demonstrated my ability to effectively communicate complex concepts and provide practical solutions to real-world problems.