This practical guide, authored by Jennifer Boyle, is part of the Macmillan Research Skills series and was first published in 2019 by Red Globe Press. Designed to be an invaluable resource for scientific researchers embarking on their PhD journey, the book spans 192 pages, offering comprehensive support from refining research questions to final thesis editing and proofreading. Both authors bring firsthand experience working with PhD candidates, ensuring that readers are equipped with the necessary tools and best practices for successful thesis writing. Each chapter is enhanced by insights from nature editors and student researchers, providing a well-rounded perspective on the challenges and opportunities in the field. Beyond the core PhD process, the book also dedicates a chapter to preparing research for publication, guiding students on how to transform their work into impactful journal articles. Essential for all science-based PhD researchers, this guide is a must-have companion throughout the entirety of their doctoral studies.