I'd recommend http://www.michaelnielsen.org/ddi/lisp-as-the-maxwells-equations-of-software/ http://www.michaelnielsen.org/ddi/lisp-as-the-maxwells-equat... . A

I'd recommend http://www.michaelnielsen.org/ddi/lisp-as-the-maxwells-equations-of-software/ http://www.michaelnielsen.org/ddi/lisp-as-the-maxwells-equat... . A couple of "lower level" explanations - http://stevelosh.com/blog/2013/03/list-out-of-lambda/ http://stevelosh.com/blog/2013/03/list-out-of-lambda/ (a somewhat easier start) and http://codon.com/programming-with-nothing http://codon.com/programming-with-nothing - show where part of the power comes from.