Amit Saha is a software engineer at Atlassian, located in Sydney, Australia. He has written Practical Go: Building Scalable Network and Non-Network Applications (Wiley, 2021), Doing Math with Python: Use Programming to Explore Algebra, Statistics, Calculus, and More! (No Starch Press, 2015) and Write Your First Program (PHI Learning, 2013). His other writings have been published in technical magazines, conference proceedings, and research journals. He can be found online at https://echorand.me.