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Viewed 95699 times


The Purpose of a Cover Letter

Donald Luckett provides valuable advice about the use of a cover letter in the grant submission process.


Viewed 71512 times


Testing for Mediation and Moderation

Grayson N. Holmbeck provides tips for using multiple regression and SEM when testing for mediators and moderators.


Viewed 61295 times

Quick Tip

Interdisciplinary and Multidisciplinary Research

Jacqueline Resnick explains the difference between two approaches to research.

Quick Tip - 2 minutes 7 seconds

Viewed 49796 times

Quick Tip

Three Qualities of a Good Researcher

Enthusiasm, perseverance, and staying informed are three vital characteristics of a successful researcher, says Ihsan M. Salloum.

Quick Tip - 1 minute 33 seconds

Viewed 28925 times


Making Sense of Mediators and Moderators

Helena Kraemer clarifies the roles of mediators, moderators, and interactions in RCTs.


Viewed 22443 times


Post-Hoc Probing of Mediator and Moderator Effects

Grayson N. Holmbeck explains why post-hoc tests are important, and provides examples.


Viewed 22318 times

Quick Tip

Applying Anthropological Principles

Anthropology can enhance the research process, states Margaret R. Weeks.

Quick Tip - 2 minutes 21 seconds

Viewed 18564 times

Quick Tip

Defining a Pilot Study

Helena Kraemer shares her thoughts on what should and should not be called a pilot study.

Quick Tip - 1 minute 54 seconds

Viewed 17822 times

Quick Tip

Developing a Coding System for Narratives

Barbara H. Fiese stresses that a coding system should be based on the underlying purpose of the study.

Quick Tip - 2 minutes 9 seconds

Viewed 17580 times

Quick Tip

Advantages of a Broad Education

It takes a multi-disciplinary team to answer complex questions, asserts Stephen Hinshaw.

Quick Tip - 1 minute 33 seconds

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