8 results on '"Kassirer S"'
Search Results
2. Is in-kind kinder than cash? The impact of money vs. food aid on social emotions and aid take-up.
- Author
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Kassirer S, Jami A, and Kouchaki M
- Subjects
- Humans, United States, Female, Kenya, Male, Adult, Altruism, Charities economics, Food Insecurity economics, Emotions, Food Assistance economics
- Abstract
Over the past decade, there has been a shift in the way charities deliver humanitarian aid. Historically, the most prevalent way to help the global poor was by providing in-kind asset transfers. Recently, alternatives to in-kind aid, such as cash aid, have been increasing in prevalence. Although there has been widespread endorsement from the academic community and the public on the popularizing model of giving cash aid, one perspective remains untouched: the recipient's perspective. Thus, the present research explores how food-insecure individuals feel when receiving money vs. in-kind food aid to help meet their hunger and nutrition needs. Specifically, we explore the degree of positive (e.g., feeling cared for) and negative (e.g., feeling ashamed) social emotions felt when receiving the aid opportunity and how willing recipients are to accept monetary (vs. food) aid. Results from five preregistered experiments ( N = 3,110)-a field experiment in Kenya and four online experiments in the United States-find that monetary (vs. food) aid elicits comparatively more of a market-pricing relationship and less of a communal sharing relationship and, hence, makes people feel less positive and more negative social emotions when receiving the help. Subsequently, recipients are less likely to take up monetary (vs. food) aid from a charity. However, we find that this effect does not persist when receiving government aid: Recipients are similarly willing to accept money and in-kind food aid from the government. This research suggests that future scholarship ought to examine ways to improve psychological experiences when receiving money from charity., Competing Interests: Competing interests statement:The authors declare no competing interest.
- Published
- 2024
- Full Text
- View/download PDF
3. Understanding the Interplay Between Skin, Fascia, and Muscles of the Midface in Facial Aging.
- Author
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Frank K, Moellhoff N, Engerer N, Kaye KO, Alfertshofer M, Gotkin RH, Kassirer S, Weinmann C, Casabona G, and Cotofana S
- Subjects
- Humans, Female, Male, Adult, Middle Aged, Aged, Aged, 80 and over, Young Adult, Aging physiology, Face, Cohort Studies, Esthetics, Skin Aging physiology, Facial Muscles physiology, Fascia
- Abstract
Background: Surgical, minimally-invasive, and non-invasive aesthetic procedures try to ameliorate the signs of facial aging, but also focus on enhancing various individual features of beauty in each patient. Herein, the midface plays a central role due to its location but also its importance for the aesthetic perception and facial expression., Objective: To date, no study has investigated the interplay between facial muscles and its connecting subdermal architecture during facial aging to provide a more comprehensive understanding of the middle face., Materials and Methods: A total of 76 subjects, consisting of 30 males (39.5%) and 46 females (60.5%) with a mean age of 42.2 (18.7) years [range 19-80] and a mean BMI of 24.6 (3.7) kg/m
2 [range 18-35], were enrolled in this investigation. Cutometry (skin aging), 3D skin displacement analyses (subdermal connective tissue aging), and sEMG (muscle aging) analyses were utilized., Results: The results revealed that overall skin firmness increased, and skin elasticity decreased (p < 0.001), sEMG signal of the investigated muscles decreased (p < 0.001), whereas midfacial mobility remained unaltered (p = 0.722)., Conclusion: The results of this study indicate that midfacial aging is a measurable effect when utilizing individual measurement modalities for assessing skin, subdermal fascia, and midfacial muscles. The function of midfacial muscles revealed a potential threshold effect, which is not reached during midfacial aging due to the unchanged soft tissue mobility at older age. However, to understand its clinical presentation all midfacial soft tissues need to be factored in and a holistic picture needs to be created., No Level Assigned: This journal requires that authors assign a level of evidence to each submission to which Evidence-Based Medicine rankings are applicable. This excludes review articles, book reviews, and manuscripts that concern Basic Science, Animal Studies, Cadaver Studies, and Experimental Studies. For a full description of these Evidence-Based Medicine ratings, please refer to the Table of Contents or the online Instructions to authors www.springer.com/00266 ., (© 2024. Springer Science+Business Media, LLC, part of Springer Nature and International Society of Aesthetic Plastic Surgery.)- Published
- 2024
- Full Text
- View/download PDF
4. Esthetic and medical tattooing: Part I: Tattooing techniques, implications, and adverse effects in healthy populations and special groups.
- Author
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Kassirer S, Marini L, Zachary CB, Sarnoff DS, and Landau M
- Abstract
Tattooing, the introduction of exogenous pigments into the skin, has a rich history spanning thousands of years, with cultural, cosmetic, and medical significance. With the increasing prevalence of tattoos, understanding their potential complications and contraindications is of growing importance. The most common complications are hypersensitivity reactions, which may vary in morphology and timing. Infectious complications are often due to inadequate aseptic and hygienic practices during the tattooing process or healing period. Tattoo pigment can present diagnostic challenges, affecting cancer diagnosis and imaging. This CME article explores the history, cultural significance, epidemiology, chemistry, technique, contraindications, and complications of tattoos. Appreciating these factors can help individuals considering tattoos understand the safety and potential risks of their body art, and provide physicians with a thorough understanding of tattooing if consulted., Competing Interests: Conflicts of interest Dr Marini reports that in the past, he has received honoraria for speaking engagements from Fotona interest are disclosed in the interest of transparency and full disclosure. All other authors of this work have declared Laser and honoraria for participation in investigational studies with Lumenis. These potential conflicts of that they have no conflicts of interest to disclose., (Copyright © 2024 American Academy of Dermatology, Inc. All rights reserved.)
- Published
- 2024
- Full Text
- View/download PDF
5. Laser tattoo removal strategies: Part II: A review of the methods, techniques, and complications involved in tattoo removal.
- Author
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Kassirer S, Zachary CB, Marini L, Adatto M, and Landau M
- Abstract
The rising global popularity of cosmetic and corrective tattoos has concurrently led to an increased demand for their removal. While in the past, methods like surgical excision, chemical destruction, and dermabrasion were employed, lasers have emerged as a reliable and effective tool for tattoo removal. Increasing technological options and combination treatment strategies have raised the importance of understanding the various approaches to laser tattoo removal along with their respective clinical impact. This CME aims to describe the multifaceted aspects of laser tattoo removal, including the method selection, application principles, and safety considerations. Furthermore, it addresses the factors considered when selecting the most suitable laser to achieve optimal treatment outcomes., Competing Interests: Conflicts of interest Dr Marini reports that in the past, he has received honoraria for speaking engagements from Fotona Laser and honoraria for participation in investigational studies with Lumenis. These potential conflicts of interest are disclosed in the interest of transparency and full disclosure. All other authors of this work have declared that they have no conflicts of interest to disclose., (Copyright © 2024 American Academy of Dermatology, Inc. All rights reserved.)
- Published
- 2024
- Full Text
- View/download PDF
6. Safety considerations for treating the parotid and submandibular glands with neuromodulators for facial slimming.
- Author
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Gelezhe P, Frank K, Casabona G, Kaye KO, Kassirer S, Moelhoff N, Freytag DL, Gotkin RH, Alfertshofer M, and Cotofana S
- Abstract
Background: Neuromodulators have predominantly been used for the treatment of upper facial lines, but their use has expanded to include lower face and neck treatments. However, the injection sites for these treatments are based on skin surface landmarks, which may pose risks to nearby structures and result in undesired outcomes., Objective: To investigate the spatial relationship between the FDA-approved skin surface landmarks for neuromodulator injections in the parotid and submandibular glands and the topographical anatomy of critical facial structures such as the facial artery, facial vein, external carotid artery, and retromandibular vein., Materials and Methods: A cross-sectional retrospective analysis was conducted on contrast-enhanced cranial CT scans. The scans were analyzed for the morphology and location of the parotid and submandibular glands. Measurements were taken for gland volume, craniocaudal extent, anterior-posterior extent, and distances between the skin surface and gland capsule or nearby structures such as arteries., Results: The study sample consisted of 53 subjects, including 7 males and 46 females, with a mean age of 36.91 years and a mean BMI of 23.28 kg/m
2 . The mean volume of the parotid gland was 31.9 ± 3.0 cc in males and 28.5 ± 3.6 cc in females with p < 0.001, while the mean volume of the submandibular gland was 18.2 ± 2.0 cc in males and 14.5 ± 3.4 cc in females with p < 0.001. The mean distances between skin surface and the gland capsule were 5.98 ± 2.2 and 8.84 ± 4.0 mm for the parotid and submandibular gland, respectively. This distance increased with higher age and higher BMI values in a statistically significant manner with p < 0.001., Conclusion: The distances between FDA-approved skin surface landmarks and the parotid and submandibular glands varied significantly depending on gender, age, and BMI. Optimal injection depth and location for neuromodulator treatments cannot be generalized based on these landmarks alone, emphasizing the need for real-time ultrasound imaging guidance., (© 2023 The Authors. Journal of Cosmetic Dermatology published by Wiley Periodicals LLC.)- Published
- 2023
- Full Text
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7. Decisional autonomy undermines advisees' judgments of experts in medicine and in life.
- Author
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Kassirer S, Levine EE, and Gaertig C
- Subjects
- Adult, Chicago, Female, Financial Management ethics, Humans, Internet, Male, Medicine, Paternalism, Workplace, Decision Making, Personal Autonomy, Physician-Patient Relations ethics
- Abstract
Over the past several decades, the United States medical system has increasingly prioritized patient autonomy. Physicians routinely encourage patients to come to their own decisions about their medical care rather than providing patients with clearer yet more paternalistic advice. Although political theorists, bioethicists, and philosophers generally see this as a positive trend, the present research examines the important question of how patients and advisees in general react to full decisional autonomy when making difficult decisions under uncertainty. Across six experiments ( N = 3,867), we find that advisers who give advisees decisional autonomy rather than offering paternalistic advice are judged to be less competent and less helpful. As a result, advisees are less likely to return to and recommend these advisers and pay them lower wages. Importantly, we also demonstrate that advisers do not anticipate these effects. We document these results both inside and outside the medical domain, suggesting that the preference for paternalism is not unique to medicine but rather is a feature of situations in which there are adviser-advisee asymmetries in expertise. We find that the preference for paternalism holds when advice is solicited or unsolicited, when both paternalism and autonomy are accompanied by expert guidance, and it persists both before and after the outcomes of paternalistic advice are realized. Lastly, we see that the preference for paternalism only occurs when decision makers perceive their decision to be difficult. These results challenge the benefits of recently adopted practices in medical decision making that prioritize full decisional autonomy., Competing Interests: The authors declare no competing interest.
- Published
- 2020
- Full Text
- View/download PDF
8. People Are Slow to Adapt to the Warm Glow of Giving.
- Author
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O'Brien E and Kassirer S
- Subjects
- Adult, Female, Humans, Male, Young Adult, Adaptation, Psychological, Altruism, Helping Behavior
- Abstract
People adapt to repeated getting. The happiness we feel from eating the same food, from earning the same income, and from many other experiences quickly decreases as repeated exposure to an identical source of happiness increases. In two preregistered experiments ( N = 615), we examined whether people also adapt to repeated giving-the happiness we feel from helping other people rather than ourselves. In Experiment 1, participants spent a windfall for 5 days ($5.00 per day on the same item) on themselves or another person (the same one each day). In Experiment 2, participants won money in 10 rounds of a game ($0.05 per round) for themselves or a charity of their choice (the same one each round). Although getting elicited standard adaptation (happiness significantly declined), giving did not grow old (happiness did not significantly decline; Experiment 1) and grew old more slowly than equivalent getting (happiness declined at about half the rate; Experiment 2). Past research suggests that people are inevitably quick to adapt in the absence of change. These findings suggest otherwise: The happiness we get from giving appears to sustain itself.
- Published
- 2019
- Full Text
- View/download PDF
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