What could be more challenging than preparing 2 meals a day, every day, for eight people for two years - without being able to run out to the local grocery store for last minute ingredients?
What's most interesting about this book is that it was written before the 1st human experiment was completed. She talks about a lot of things that they will try, or do, or include for future crews... little did she know that the 2nd crew would be cut short and there would be no more after that.