Paulsen sounds interesting. I wish I knew more about Malcolm Bosse who wrote "Captives of Time."

Reading and sneezing loudly...

"Obituary: Gary Paulsen"

https://www.publishersweekly.com/pw/by-topic/childrens/childrens-industry-news/article/87636-obituary-gary-paulsen.html

"Malcolm Bosse" - Wikipedia

https://en.wikipedia.org/wiki/Malcolm_Bosse