Shelemyahu Zacks is an Emeritus Distinguished Research Professor in the SUNY system. He received his Ph.D. at Columbia University, New York, in 1962. He did his post- doctoral research at Stanford University.  From 1963 till 2014 he had an academic career at several universities. He published nine books and close to 200 papers in best refereed journals in the areas of Mathematical Statistics and Applied Probability. He had thirty doctoral students. He was Chief Editor of the Journal of Statistical Planning and Inference (JSPI) and Associate Editor of several other journals of statistics and probability. Professor Zacks is Fellow of the IMS, ASA, AAAS and Elected Member of the ISI.

• Introduction.- Technical Prerequisites.- First Crossing by Poisson Processes.- First Crossing by Compound Poisson Processes.- Telegraph Processes.- Sequential Estimation.- First Crossing a Random Process.- Failure Times of Deterioration Processes.- Miscellaneous Topics.