This article describes how and why I became involved in consulting for the tobacco industry. I briefly discuss the four relatively distinct statistical topics that were the primary focus of my work, all of which have been central to my published academic research for over three decades: missing data; causal inference; adjustment for covariates in observational studies; and meta-analysis. To me,...

The academic orthopaedic department has the primary goal of providing clinical services, educating orthopaedic surgeons, providing advancements through research and technology development, and creating and maintaining the administrative infrastructure that monitors and enables the department's overall mission. Simultaneous reductions in revenues and increases in the cost to practice medicine po...

Treatment of metastatic castration-resistant prostate cancer is complex and we are facing more questions with major practical impact with the available effective drugs. Treatment optimization requires that all clinical partners work together. Survival is linked to the number of regimen used. The androgen pathway is key, while chemotherapy is the other major tool.

Logic is not just about single-agent notions like reasoning, or zero-agent notions like truth, but also about communication between two or more people. What we tell and ask each other can be just as logical as what we infer in Olympic solitude. We show how communication and other interactive phenomena can be studied systematically by merging epistemic and dynamic logic, leading to new types of ...

Complex social behavior builds on the mutual judgment of individuals as cooperation partners and competitors [1]. Play can be used for assessing the others' dispositions in humans and nonhuman mammals [2], whereas little is known about birds. Recently, food-caching corvids have been found to rival primates in their ability to judge the behaviors and intentions of others in competition for hidde...

15-day increase in hospital length of stay (LOS), a financial impact of $4 billion to $16 billion annually, and a 19% increase in 6-month mortality. Delirium is common across all patient settings; the prevalence, however, varies according to acuity of illness. Delirium develops in general medicine patients at rates ranging from 11% to 42%. The highest prevalence of delirium, as high as 87%, occ...

This study demonstrated an e-learning system, MyEVA, based on a mixed-modality vocabulary strategy in assisting learners of English as a second language (L2 learners) to improve their vocabulary. To explore the learning effectiveness of MyEVA, the study compared four vocabulary-learning techniques, MyEVA in preference mode, MyEVA in basic mode, an Internet dictionary, and a traditional paper-ba...

Male sex workers (MSWs) and sex trades are not new in Bangladesh. Current HIV interventions for MSWs need to be expanded in the major cities, but the number of MSWs needs to be scientifically estimated. Although two-sample capture-recapture surveys are suitable for closed populations, this method was here applied to indirectly estimate the number of mobile MSWs in a conservative social setting,...

Effective academic leadership is a complicated issue to investigate because of its intangibility and potential consequences. In addition, it plays an essential role in the success of institutions as well as being an important factor in improving quality performance of faculty members, administrators and qualified alumni. In this study mixed methods was used to develop a model of Islamic Azad Un...