Many of the issues of aircraft performance, stability and control are inextricably connected to operator experience, perception and reaction. Many accident statistics, analyses and reports focus on human performance or pilot errors without any analysis of what caused the errors.
For a number of years, the author has been attempting to call attention to the danger of landing an aircraft using a procedure which mixes automatic and manual control and has resulted in a number of accidents, always attributed to pilot error.
This article, MixedModeFlightControl.pdf, describes the method, its evolution and the danger.