About the Author

Omar Trejo Navarro is a data consultant. He co-founded Datata (datata.mx), is actively working on CVEST (cvest.tech), and maintains a personal website (otrenav.com). He is an applied mathematics and economics double major from ITAM (itam.mx) in Mexico City, where he continues to work as a research assistant. He does software development with a focus on data platforms, data science, and web applications. He has worked with clients from all over the world, and is a keen supporter of open source, open data, and open science in general. He can be reached through his personal website (otrenav.com).

This book is the product of combined efforts of many people. First of all, I'd like to thank my loved ones for their continued support and patience for my lack of availability. Next, I'd like to thank Peter C. Figliozzi for his valuable comments and feedback.

Also, I'd like to thank Rohit Kumar Singh and Ruvika Rao for their continued support, collaboration, and help during the production of this book.

Finally, I'd like to thank R's amazing community and the innumerable people who contribute to open knowledge through the internet. And, of course, I'd like to thank you, the reader, for picking up this book! I hope it's valuable to you.