About: Amr Kamel Organization : Department of Computer Science, Faculty of Computers & Information, Cairo University (Egypt) Email : aakamel@mcit.gov.eg; a.kamel@fci-cu.edu.eg PAPERS Issue Paper Pages Vol 3 No.2 Lessons Learned from Building an Effort Estimation Model for Software Projects pp. 71-86 Vol 4 No.2 Model Consistency Checker Using Object State Machine pp. 61-74 Vol 4 No.1 Applying the PSP in CMMI Level 5 Organizations: A Case Study pp. 37-52