Retired since March 2013 except for brief stint in a temporary job. Social Security began in Sept 2015 at age 70. RMD began in 2016. Wife has collected SS on my account for a couple of years (file & suspend strategy). Most assets (some tax-deferred, some taxable) managed by Fidelity Portfolio Advisory Service. Remainder managed by myself. Degrees in Chemical and Nuclear Engineering. Naval Officer on nuclear submarine. Commercial engineering experience. MBA following collapse of nuclear industry in late 70's. Cost control and cost accounting experience since then including 1 1/2 years of consulting. Interests are analytical evaluation of portfolio performance and projections/predictions.