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Biodiversity Metrics in Lifespan Developmental Methodology  

Lizbeth Benson and Nilam Ram

This is an advance summary of a forthcoming article in the Oxford Research Encyclopedia of Psychology. Please check back later for the full article. In ... More

Blood Pressure as a Biomarker in Gerontological Research  

Thomas M. Hess, Erica L. O'Brien, and Claire M. Growney

Blood pressure is a frequently used measure in studies of adult development and aging, serving as a biomarker for health, physiological reactivity, and task engagement. Importantly, it has ... More

Coaching Behavior and Effectiveness in Sport and Exercise Psychology  

Ronald E. Smith and Frank L. Smoll

Online publication date:
Dec 2017
Coaches occupy a central role in sport, fulfilling instructional, organizational, strategic, and social relationship functions, and their relationships with athletes influence both skill ... More

Daily Diary Designs in Lifespan Developmental Psychology  

Shevaun D. Neupert and Jennifer A. Bellingtier

Daily diary designs allow researchers to examine processes that change together on a daily basis, often in a naturalistic setting. By studying within-person covariation between daily ... More

Evaluation of Psychological Interventions in Sport and Exercise Settings  

Rebecca A. Zakrajsek and Jedediah E. Blanton

Online publication date:
Aug 2017
It is important for sport and exercise psychology (SEP) professionals to demonstrate that the interventions they employ make a difference. Assessing the degree of an intervention’s ... More

Everyday Salivary Cortisol as a Biomarker Method in Lifespan Developmental Methodology  

Christiane A. Hoppmann, Theresa Pauly, Victoria I. Michalowski, and Urs M. Nater

Everyday salivary cortisol is a popular biomarker that is uniquely suited to address key lifespan developmental questions. Specifically, it can be used to shed light on the time-varying ... More

Experience Sampling in Lifespan Developmental Methodology  

Michaela Riediger and Antje Rauers

Online publication date:
Oct 2018
Experience-sampling methodology (ESM) captures everyday events and experiences during, or shortly after, their natural occurrence in people’s daily lives. It is typically implemented with ... More

Inflammation As a Biomarker Method in Lifespan Developmental Methodology  

Stephanie J. Wilson, Alex Woody, and Janice K. Kiecolt-Glaser

Inflammatory markers provide invaluable tools for studying health and disease across the lifespan. Inflammation is central to the immune system’s response to infection and wounding; it ... More

Mediator Variables  

Matthew S. Fritz and Houston F. Lester

Mediator variables are variables that lie between the cause and effect in a causal chain. In other words, mediator variables are the mechanisms through which change in one variable causes ... More

Memory Rehabilitation in Healthy Aging  

Nicole D. Anderson

Healthy aging is accompanied by decrements in episodic memory and working memory. Significant efforts have therefore been made to augment episodic and working memory in healthy older ... More

Mixed Methods Research in Adult Development and Aging  

Joseph E. Gaugler, Colleen M. Peterson, Lauren L. Mitchell, Jessica Finlay, and Eric Jutkowitz

Online publication date:
Jun 2018
Mixed methods research consists of collecting and analyzing qualitative and quantitative data within a singular study. The “methods” of mixed methods research vary, but the ultimate goal ... More

Moderator Variables  

Matthew S. Fritz and Ann M. Arthur

Moderation occurs when the magnitude and/or direction of the relation between two variables depend on the value of a third variable called a moderator variable. Moderator variables are ... More

Personality Assessment in Clinical Psychology  

Katy W. Martin-Fernandez and Yossef S. Ben-Porath

Attempts at informal personality assessment can be traced back to our distant ancestors. As the field of Clinical Psychology emerged and developed over time, efforts were made to create ... More

Psychological Assessment of Older Persons  

Jarred Gallegos, Julie Lutz, Emma Katz, and Barry Edelstein

The assessment of older adults is quite challenging in light of the many age-related physiological and metabolic changes, increased number of chronic diseases with potential psychiatric ... More

Psychosocial Measurement Issues in Sport and Exercise Settings  

Gershon Tenenbaum and Edson Filho

Online publication date:
Jan 2018
Trustworthy measurement is essential to make inferences about people and events, as well as to make scientific inquiries and comprehend human behaviors. Measurement is used for validating ... More

Research Methods in Sport and Exercise Psychology  

Sicong Liu and Gershon Tenenbaum

Online publication date:
Nov 2018
Research methods in sport and exercise psychology are embedded in the domain’s network of methodological assumptions, historical traditions, and research themes. Sport and exercise ... More

Schools and Approaches to Psychotherapy  

Kathleen Someah, Christopher Edwards, and Larry E. Beutler

There are many approaches to psychotherapy, commonly called “schools” or “theories.” These schools range from psychoanalytic, to variations of insight- and conflict-based approaches, ... More

Statistical Mediation in Lifespan Developmental Analyses  

Oscar Gonzalez and David P. MacKinnon

Online publication date:
Aug 2018
Lifespan developmental research studies how individuals change throughout their lifetime and how intraindividual or interindividual change leads to future outcomes. Lifespan researchers ... More

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