Dr Robert Pyke is a knowledgeable and entertaining speaker on these subjects. His lectures are usually illustrated with examples from Australian and Californian water policy and politics. One of his key points is always that you can get any answer that you want depending on how you window the data!
See http://TAGAsoft.com for more details regarding TSLOPE and
for more details regarding SPI+
WHY CLIMATE VARIABILITY IS MORE IMPORTANT THAN CLIMATE CHANGE!
Robert Pyke, Consulting Engineer
Dr Robert Pyke has functioned as an individual consultant on special problems in geotechnical and earthquake engineering, including soil-structure interaction, for more than 40 years. He has particular expertise in site response and evaluation of the potential for liquefaction in earthquakes, but has worked on a broad range of static and dynamic problems. His clients include major engineering companies, government agencies and publically listed corporations.