Publications by authors named "Menno D T De Jong"

Background: CRISPR-Cas9, a technology enabling modification of the human genome, is developing rapidly. There have been calls for public debate to discuss its ethics, societal implications, and governance. So far, however, little is known about public attitudes on CRISPR-Cas9.

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Loneliness and social isolation are increasingly recognized as important challenges of our times. Inspired by research hinting at beneficial effects of interacting with nature on social connectedness and opportunities provided by ambient technology to simulate nature in a rich and engaging manner, this study explored to what extent digital nature projections can stimulate social aspirations and related emotions. To this end, participants (N = 96) were asked to watch, individually or in pairs, digital nature projections consisting of animated scenes which were either dense or spacious and depicting either wild or tended nature.

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Functional complexity is a widespread and underresearched phenomenon in Web sites. This article explores a specific case of functional complexity by analyzing the content of UNESCO World Heritage Web sites, which have to meet demands from both World Heritage and tourism perspectives. Based on a functional analysis, a content checklist was developed and used to evaluate a sample of 30 World Heritage Web sites.

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The marketing success of green products has spawned the phenomenon of greenwashing, but studies on the effects of greenwashing on consumers are still limited. Using a 4 × 2 randomized experimental design, this study examines such effects by determining whether consumers respond differently to greenwashing, silent brown, vocal green, and silent green organizations selling hedonic products (perfume) or utilitarian products (detergent). The results show that consumers recognized the green claims in the greenwashing condition, which led to an environmental performance impression in between green and brown organizations but also to more negative judgments about the integrity of communication.

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Research into workplace mentoring is primarily focused on the experiences and perceptions of individuals involved in the relationship, while there is scarcely any research focusing on the impact of mentoring relationships on their social environment. This exploratory research aims to give insight into how coworkers' perceptions and experiences of informal mentoring relationships in their workgroup are related to their perceptions of workgroup functioning. The results of 21 semistructured interviews show that coworkers believe that mentoring relationships affect their workgroup's functioning by influencing both their workgroup's and .

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Introduction: In spite of increasing governmental and organizational efforts, organizations still struggle to improve the safety of their employees as evidenced by the yearly 2.3 million work-related deaths worldwide. Occupational safety research is scattered and inaccessible, especially for practitioners.

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This article investigates the relationship between healthcare providers' empathic and communicative competencies and clients' overall satisfaction with consultations. Two aspects of empathy were included: empathic attitude (sensitivity to the clients' perspective) and empathic skills (ability to estimate clients' evaluations). Communicative competencies were narrowed down to the clarity of the information provided.

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Cyberbullying is an emerging problem among youngsters. Although the current body of knowledge about cyberbullying is expanding rapidly, it lacks a more in-depth research approach honoring adolescents' perspectives on the problem. Moreover, very few studies have focused on cyberbullying among elementary school children.

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Background: Consuming large quantities of alcohol might result in negative consequences for both individual drinkers (alcohol dependency and addiction) and society (violence, traffic crashes). In order to decrease the prevalence of alcohol abuse, many countries have adopted regulations prohibiting the catering industry to serve alcohol to intoxicated guests. This article investigated compliance with these regulations in the Netherlands.

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Purpose: In this study, we investigated the effects and handling of an intervention to increase compliance with age limits regarding alcohol sales. The intervention tested in this field experiment was a feedback letter sent to alcohol outlets about their individual compliance results based on a mystery shopping study.

Method: We measured compliance in 146 alcohol outlets (cafeterias, supermarkets, bars, liquor stores and youth centres) in one region in the Netherlands with 15-year-old mystery shoppers.

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Background: Availability is an important predictor of early and excessive alcohol consumption by adolescents. Many countries have implemented age limits to prevent underage purchases of alcohol. However, shop-floor compliance with these age limits appears to be problematic.

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Purpose: To investigate the effect of a national information campaign, introduced by the Dutch Food Retail Organization, named "Under 20? Show Your ID!," on compliance with age restrictions on alcohol sales. The compliance level after the campaign was compared with a baseline compliance, that we calculated based on 458 preintervention compliance measurements.

Methods: Data were collected using the method of mystery shopping.

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Objective: This study explores how alcohol use is incorporated in the lives of young adolescents in the Netherlands. To this end, critical incidents involving alcohol use situations are analyzed. Special attention is paid to the consequences associated with alcohol use, the role of the parents, and the way adolescents evaluate incidents and link them to behavioral intentions.

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Aim: To explore determinants that predict parental support for governmental alcohol control policies in the Netherlands.

Method: A questionnaire was administered among 1550 parents, containing six possible predictors to explain support for alcohol control policies.

Results: Parental support can be explained by five partly normative predictors (R(2)=.

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To compare traditional in-store age verification with a newly developed remote age verification system, 100 cigarette purchase attempts were made by 15-year-old "mystery shoppers." The remote system led to a strong increase in compliance (96% vs. 12%), reflecting more identification requests and more sale refusals when adolescents showed their identification cards.

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Two studies are reported addressing the media influences on adolescents' alcohol-related attitudes and behaviours. A content analysis was conducted to investigate the prevalence of alcohol portrayal in a Dutch soap series. The coding scheme covered the alcohol consumption per soap character, drinking situations and drinking times.

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A study was designed to investigate why people do or do not make use of a diabetes risk test developed to facilitate the timely diagnosis of diabetes. Data were collected using a web-based questionnaire, which was based on the Health Belief Model, the Theory of Planned Behavior, and the Threatening Medical Situations Inventory. People who had and had not used the risk test were recruited to complete the survey.

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Purpose: The Dutch national policy regarding alcohol and youth relies on retailers' willingness to refuse to sell alcohol to underage customers. This study examined unobtrusively whether supermarkets and liquor stores do indeed comply with the legal age restrictions for alcohol sales.

Methods: A research protocol was developed based on the methodology of mystery shopping.

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The topic of sexuality and romantic relationships of people with mild to moderate intellectual disabilities was examined. We developed a questionnaire to investigate the 76 respondents' sexual knowledge, attitudes, experience, and needs. During the interviews, observational data were gathered to check the validity of the instrument.

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