Its Joel On Software

Make better software series : http://training.fogcreek.com/

All the Articles by Joel : http://www.joelonsoftware.com/backIssues.html

Guerrilla Interview Guide ( One of the Classics of Joel ): http://www.joelonsoftware.com/articles/GuerrillaInterviewing3.html

Few Articles from Top 10 by Joel :

Mistakes you should avoid when writing software http://www.joelonsoftware.com/articles/fog0000000069.html

Building your own Company.. read this first : http://www.joelonsoftware.com/articles/fog0000000056.html