# About the Authors

Andreas M. Antonopoulos is a best-selling author, speaker, educator, and highly sought after expert in Bitcoin and open blockchain technologies. He is known for making complex subjects easy to understand and highlighting both the positive and negative impacts these technologies can have on our global societies.

Andreas has written two more best-selling technical books for programmers with O’Reilly Media, Mastering Bitcoin and Mastering Ethereum. He has also published The Internet of Money series of books, which focus on the social, political, and economic importance and implications of these technologies. Andreas produces free educational content on his YouTube channel weekly and teaches virtual workshops on his website. Learn more at aantonop.com.

Olaoluwa Osuntokun is the cofounder and CTO of Lightning Labs, and also the lead developer of lnd, one of the main implementations of Lightning. He received his BS and MS in computer science from UCSB and was a member of the Forbes 30 Under 30 class of 2019. During his graduate studies he focused on the field of applied cryptography, specifically encrypted search. He has been an active Bitcoin developer for over five years, and is an author of several Bitcoin Improvement Proposals (BIP-157 and 158). These days, his primary focus lies in building, designing, and evolving private, scalable off-chain blockchain protocols, such as Lightning.

René Pickhardt is a trained mathematician and data science consultant who uses his statistical knowledge to do research with NTNU about pathfinding, privacy, reliability of payments, and service-level agreements of the Lightning Network. René maintains a technical and developer-oriented YouTube channel about the Lightning Network and has answered roughly half of the questions about the Lightning Network on the Bitcoin Stack Exchange, making him the go-to point for almost all new developers who want to join the space. René has held numerous workshops about the Lightning Network in public and private, including teaching students of the 2019 Chaincode Labs residency together with other core Lightning developers.