-Guest Editorial-N. Park And F. Lombardi, pp. 1694 -Special Selection Papers: An Embryonic Approach To Reliable Digital Instrumentation Based On Evolvable Hardware-V. Sahni And V.P. Pyara, pp. 1696 -The Design Of Reliable Devices For Mission-Critical Applications-C. Bolchini, L. Pomante, F. Salice, And D. Scuito, pp. 1703 -Modeling And Analysis Of Soft -Test/Repair For CCD-Based Digital X-Ra…