Radia Perlman designed the Layer Two Spanning Tree algorithm used in near every network and is the keynote speaker at SharkFest 2023.  Her Network Security 3rd Edition just arriving on shelves offers updates on Blockchain and Quantum computing. 

Welcome to an exclusive interview with a true networking pioneer and Visionary Radia Perlman, the renowned computer scientist and inventor of the spanning tree protocol. Keynote speaker for the upcoming Shark Fest Conference, Radia Perlman has made invaluable contributions to the field of computer networking.

We have the privilege of diving in on her remarkable journey and gaining insights from her wealth of knowledge.

Her new and clasical books can be purchased: 

The Network Security book: https://www.informit.com/store/network-security-private-communication-in-a-public-9780136643609

or at Amazon Network Security https://www.amazon.com/Network-Security-Charlie-Kaufman/dp/0136643604/ref=sr_1_1?crid=1ILOE8XEQDCWF&keywords=radia+perlman&qid=1684445649&sprefix=radia+perlman%2Caps%2C137&sr=8-1&ufe=app_do%3Aamzn1.fos.006c50ae-5d4c-4777-9bc0-4513d670b6bc

As for Interconnections, I think it is cheaper on Amazon

https://www.amazon.com/Interconnections-Bridges-Switches-Internetworking-Protocols/dp/0201634481/ref=sr_1_3?crid=1ILOE8XEQDCWF&keywords=radia+perlman&qid=1684445687&sprefix=radia+perlman%2Caps%2C137&sr=8-3

SharkFest 2023 Conference

https://sharkfest.wireshark.org/sfus/