Reading code from experienced Ruby programmers is a good way to increase one’s programming-fu. Joya can help with that. After running gem install joya pass a gem author to joya :

$ joya jimweirich
18 gems found
Downloading into gems-jimweirich/
[ 1/18] Unpacking rake
[ 2/18] Unpacking builder
[ 3/18] Unpacking rspec-given
...

A wise mathematician once said,

Read the masters, not the pupils

the same applies to programming. Read the code of great programmers and you’ll soon become great too. Besides, getting good at reading source code is one the skills of an expert programmer.