Knowledge in all fields is expanding and Ph  D  students take longer than ever before -- sometimes eight years -- to complete degree requirements  Yet, instead of agreeing that the longer period is needed, some noted scholars are recommending that Ph  D
programs reduce their requirements and have students finish within three years
Quality of research matters more than quantity, even though, on average, the more time a Ph. D. student spends on research, the greater the quantity of research produced.