It is often argued that experiments are strong on causal identification (internal validity) but weak on generalizability (external validity). One widely accepted way to limit threats to external validity is to incorporate as much variation in the background conditions and in the covariates as possible through replication. Another strategy is to make the theoretical foundations of the experiment...

PURPOSE In this study the reliability and validity of the Korean version of the Cancer Stigma Scale (KCSS) was evaluated. METHODS The KCSS was formed through translation and modification of Cataldo Lung Cancer Stigma Scale. The KCSS, Psychological Symptom Inventory (PSI), and European Organization for Research and Treatment of Cancer Quality of Life Questionnaire - Core 30 (EORTC QLQ-C30) wer...

BACKGROUND The prevalence of unprotected anal intercourse (UAI) is high among Chinese men who have sex with men (MSM). As important aspects of quality of life (QOL), psychological health and social relationships have been found to be associated with UAI among MSM, which was of great concern for intervening on UAI. METHODS We conducted a cross-sectional study in Zhengzhou, Henan province, and ...

This article provides an overview on a series of original studies conducted by the author. The aim here is to present the ideas that the author reconstructed, based on the dialectics of harmonization, regarding harmony and conflict embodied in traditional Chinese thought, and to describe how a formal psychological theory/model on interpersonal harmony and conflict was developed based on the Yin...

Although the detrimental effect upon psychological well-being of receiving a diagnosis of, or treatment for, cancer has been demonstrated across many different types of cancer, three recent reviews of the psychological health of prostate cancer patients have produced contradictory conclusions. In order to elucidate the reasons for these apparent different conclusions, each of these reviews is d...

In the article “Major Depression With Seasonal Variation: Is It a Valid Construct?” recently published in Clinical Psychological Science, Traffanstedt et al. (2016) conclude that the Major Depression (MD) subtype Seasonal Affective Disorder (SAD) is “a folk psychological construct with limited empirical support” (p.1). In contrast to many prior studies, their report focused exclusively on DSM c...

Intervention research in pediatric psychology assumes special importance given continuing pressures to develop and document the efficacy of interventions for pediatric populations. Studies presented in this issue illustrate the need for flexible approaches to intervention research including case studies and randomized trials, comprehensive assessment of health and psychological outcomes, assess...