Editorial: Positive Organizational Interventions: Contemporary Theories, Approaches and Applications

by Llewellyn E. van Zyl, Llewellyn E. van Zyl, Llewellyn E. van Zyl, Llewellyn E. van Zyl, Sebastiaan Rothmann
Published 2020-11-01

The Future of Evidence-Based Temperance Interventions

by Everett L. Worthington, Llewellyn E. van Zyl, Llewellyn E. van Zyl, Llewellyn E. van Zyl, Llewellyn E. van Zyl
Published 2021-08-01

Management modelling behaviour: An important prerequisite for the implementation of business ethics

by E. van Zyl
Published 2001-08-01

Personnel Psychology

by E van Zyl
Published 1999-06-01

Longitudinal Trajectories of Study Characteristics and Mental Health Before and During the COVID-19 Lockdown

by Llewellyn E. van Zyl, Llewellyn E. van Zyl, Llewellyn E. van Zyl, Llewellyn E. van Zyl, Sebastiaan Rothmann, Maria A. J. Zondervan-Zwijnenburg
Published 2021-03-01

Corrigendum: The Psychometric Properties of the Grit-O Scale Within the Twente Region in Netherlands: An ICM-CFA vs. ESEM Approach

by Llewellyn E. van Zyl, Llewellyn E. van Zyl, Llewellyn E. van Zyl, Llewellyn E. van Zyl, Chantal Olckers, Lara C. Roll, Lara C. Roll
Published 2021-05-01

Corrigendum: The Psychometric Properties of the Grit-O Scale Within the Twente Region in Netherlands: An ICM-CFA vs. ESEM Approach

by Llewellyn E. van Zyl, Llewellyn E. van Zyl, Llewellyn E. van Zyl, Llewellyn E. van Zyl, Chantal Olckers, Lara C. Roll, Lara C. Roll
Published 2020-11-01

The Psychometric Properties of the Grit-O Scale Within the Twente Region in Netherlands: An ICM-CFA vs. ESEM Approach

by Llewellyn E. van Zyl, Llewellyn E. van Zyl, Llewellyn E. van Zyl, Llewellyn E. van Zyl, Chantal Olckers, Lara C. Roll, Lara C. Roll
Published 2020-05-01

3 FIELD SQUADRON, SAEC (PART 1)

by A.E. Van Zyl
Published 2012-02-01

Enhancing scientific credibility: An open science strategy for the South African Journal of Industrial Psychology

by Llewellyn E. van Zyl
Published 2019-12-01

DIE MILITÊRE GENEESKUNDE GEDURENDE DIE VROEE JARE

by A.E. Van Zyl
Published 2012-02-01

DIE SLEUTELSEROMONIE VAN GIBRALTAR

by A.E. Van Zyl
Published 2012-02-01

Seligman’s flourishing: An appraisal of what lies beyond happiness

by Llewellyn E. Van Zyl
Published 2013-11-01

A critical reflection on the psychology of retention

by Llewellyn E. van Zyl
Published 2019-01-01

3 FIELD SQUADRON, SAEC (PART 2)

by A.E. Van Zyl
Published 2012-02-01

Positive Psychological Coaching Definitions and Models: A Systematic Literature Review

by Llewellyn E. van Zyl, Llewellyn E. van Zyl, Llewellyn E. van Zyl, Llewellyn E. van Zyl, Lara C. Roll, Lara C. Roll, Marius W. Stander, Stefanie Richter
Published 2020-05-01

Differential item functioning in the figure classification test

by E. van Zyl, D. Visser
Published 1998-06-01

Positive Psychological Coaching Tools and Techniques: A Systematic Review and Classification

by Stefanie Richter, Llewellyn E. van Zyl, Llewellyn E. van Zyl, Llewellyn E. van Zyl, Llewellyn E. van Zyl, Lara C. Roll, Lara C. Roll, Lara C. Roll, Marius W. Stander
Published 2021-07-01

On reproducibility and replicability: Arguing for open science practices and methodological improvements at the South African Journal of Industrial Psychology

by Emir Efendic, Llewellyn E. van Zyl
Published 2019-05-01

A review of a decade’s scholarly publications (2004–2013) in the <i>South African Journal of Industrial Psychology</i>

by Melinde Coetzee, Llewellyn E. Van Zyl
Published 2014-11-01