Pub. date: 2011 | Online Pub. Date: October 04, 2011 | DOI: 10.4135/9781412994163 | Print ISBN: 9781412959636 | Online ISBN: 9781412994163 | Publisher:SAGE Publications, Inc.About this encyclopedia
Variants of mixed-methods research design, that is, the combination of qualitative and quantitative components within one single research design, have been practiced since the beginnings of the social and related sciences and before the complex construct mixed-methods research was conceived. It could be argued that in the first half of the 20th century, the combination within one research project of what was subsequently referred to as qualitative and quantitative research was not unusual, at least for well-known studies such as Samuel A. Stouffer and colleagues’ American Soldier (1949), Theodor Adorno and colleagues’ Authoritarian Personality (1950), and most types of psychometric measurement and scaling procedures during this time. Only in the 1990s did researchers begin to systematize this research approach and design to the extent to which it became explicitly and systematically studied and applied. In this second wave of conceptualization and application, Abbas Tashakkori, Charles Teddlie, John Creswell, Julia Although ...