[ACM Press the 1st ACM international workshop - Atlanta, Georgia (2007.11.05-2007.11.05)] Proceedings of the 1st ACM international workshop on Empirical assessment of software engineering languages and technologies held in conjunction with the 22nd IEEE/ACM International Conference on Automated Software Engineering (ASE) 2007 - WEASELTech '07 - On using eye tracking in empirical assessment of software visualizations