Krystal M. Lewis

ORCID: 0000-0002-5945-1637
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About
Contact & Profiles
Research Areas
  • Child and Adolescent Psychosocial and Emotional Development
  • Anxiety, Depression, Psychometrics, Treatment, Cognitive Processes
  • Homelessness and Social Issues
  • Early Childhood Education and Development
  • American Sports and Literature
  • Legal Systems and Judicial Processes
  • Web and Library Services
  • Social Work Education and Practice
  • Youth Substance Use and School Attendance
  • Research in Social Sciences
  • Family and Disability Support Research
  • Cybercrime and Law Enforcement Studies
  • Library Collection Development and Digital Resources
  • Information Architecture and Usability
  • Infant Health and Development
  • Mental Health Research Topics
  • Functional Brain Connectivity Studies
  • Parental Involvement in Education
  • School Health and Nursing Education
  • Copyright and Intellectual Property
  • Youth Development and Social Support
  • Library Science and Information Literacy
  • Wildlife Conservation and Criminology Analyses
  • Maternal Mental Health During Pregnancy and Postpartum
  • Resilience and Mental Health

National Institute of Mental Health
2019-2025

National Institutes of Health
2019-2025

University of Freiburg
2024

Erasmus University Rotterdam
2024

King's College London
2023

National Institute for Health Research
2023

NIHR Maudsley Biomedical Research Centre
2023

South London and Maudsley NHS Foundation Trust
2023

Virginia Tech
2011-2022

University of Illinois Chicago
2006-2015

Objective: Anxiety disorders are prevalent among youths and often highly impairing. Cognitive-behavioral therapy (CBT) is an effective first-line treatment. The authors investigated the brain mechanisms associated with symptom change following CBT. Methods: Unmedicated diagnosed anxiety disorder underwent 12 weeks of CBT as part two randomized clinical trials testing efficacy adjunctive computerized cognitive training. Across both trials, participants completed a threat-processing task...

10.1176/appi.ajp.20220449 article EN American Journal of Psychiatry 2024-01-24

This study examined the efficacy of Collaborative & Proactive Solutions (CPS) in treating oppositional defiant disorder (ODD) youth by comparing this novel treatment to Parent Management Training (PMT), a well-established treatment, and waitlist control (WLC) group. One hundred thirty-four (ages 7–14, 61.9% male, 83.6% White) who fulfilled Diagnostic Statistical Manual Mental Disorders (4th ed.) criteria for ODD were randomized CPS, PMT, or WLC groups. was assessed with semistructured...

10.1080/15374416.2015.1004681 article EN Journal of Clinical Child & Adolescent Psychology 2015-03-09

Abstract Background Because pediatric anxiety disorders precede the onset of many other problems, successful prediction response to first-line treatment, cognitive-behavioral therapy (CBT), could have a major impact. This study evaluates whether structural and resting-state functional magnetic resonance imaging can predict post-CBT symptoms. Methods Two datasets were studied: (A) one consisted n = 54 subjects with an diagnosis, who received 12 weeks CBT, (B) 15 treated for 8 weeks....

10.1017/s0033291724003131 article EN Psychological Medicine 2025-01-01

The current study provides the first replication trial of Bounce Back, a school-based intervention for elementary students exposed to trauma, in different school district and geographical area. Participants this were 52 1st through 4th graders (Mage = 7.76 years; 65% male) who predominately Latino (82%). Schools randomly assigned immediate treatment or waitlist control. Differential effects (Time × Group Interaction) found child-reported posttraumatic stress disorder (PTSD) parent-reported...

10.1037/spq0000229 article EN School Psychology Quarterly 2018-03-01

Purpose The purpose of this paper is to describe the process, analysis, results, and implications a card sorting usability study conducted during planning stages web site redesign project at University Illinois Chicago. Design/methodology/approach methodology was based on recommendations from literature. An open sort with 14 students one faculty member using 93 cards labeled content library's site. subjects were asked “think aloud” explain their rationale for cards. researchers used...

10.1108/02640471011051981 article EN The Electronic Library 2010-06-05

The popularity of customizable Web sites in libraries has increased librarians’ interest supplementing user services with portal technology. open source-software MyLibrary gives the librarian control over resources directed to users based on their interests. University Illinois at Chicago librarians developed My Library as a way streamline access library resources. A usability study designed around common task categories tested participants’ abilities customize personal page, understand...

10.5860/crl.67.2.146 article EN cc-by-nc College & Research Libraries 2006-03-01

Libraries are pressed to effectively promote use of the tools they provide users as well their role in creating, selecting, and purchasing them. Applying “brand names” generated within library is one promotional strategy. Usability testing at academic demonstrated how card sorting technique can be used evaluate branding efforts. The study found that do not recognize or comprehend brand names absence a consistent approach even if services have been branded.

10.5860/crl.69.3.242 article EN cc-by-nc College & Research Libraries 2008-05-01

This article reports the benefits, challenges, and effective methods of assessing quality virtual references services at an academic library.

10.1080/02763877.2011.557314 article EN The Reference Librarian 2011-06-22

Attention bias modification training (ABMT) and cognitive behavioral therapy (CBT) likely target different aspects of aberrant threat responses in anxiety disorders may be combined to maximize therapeutic benefit. However, studies investigating the effect ABMT context CBT have yielded mixed results. Here, we propose an enhanced attentional towards threat, addition classic for youth. This integrates modified dot-probe task used previous studies, where a is always presented at location neutral...

10.1186/s12888-019-2224-2 article EN cc-by BMC Psychiatry 2019-08-07

Abstract Enhancing screening practices and developing scalable diagnostic tools are imperative in response to the increasing prevalence of youth mental health challenges. Structured lay psychiatric interviews have emerged as one such promising tool. However, there remains limited research evaluating structured interviews, specifically their characterization internalizing disorders treatment-seeking youth. This study evaluates relationship between Development Well-Being Assessment (DAWBA), a...

10.1186/s13034-023-00696-7 article EN cc-by Child and Adolescent Psychiatry and Mental Health 2024-01-20

Objective: Despite the advances in field of neuroscience, many questions remain regarding mechanisms anxiety, as well moderators treatment outcome. Long-term adverse outcomes for anxious youth may relate to pathophysiologically based information processing patterns and self-referential beliefs, such self-efficacy. In fact, there are no studies highlighting relationship between self-efficacy neurocircuitry youth. The purpose this study was explore relationships self-efficacy, brain...

10.1089/cap.2019.0130 article EN Journal of Child and Adolescent Psychopharmacology 2020-03-13

Purpose The purpose of this paper is to show how an academic library added access points its digital reference service outside traditional web pages (e.g. online catalog, subscription databases). It seeks determine whether, how, and what extent these were used by patrons. Design/methodology/approach Almost 1,200 chat, e‐mail, instant message transactions examined. data collected included: status user; format which questions submitted (chat, IM); subject area the question; type question,...

10.1108/00907320810873057 article EN Reference Services Review 2008-05-16

Anxiety disorders are among the most common psychiatric in childhood and can develop as early preschool years. Therefore, providing young children who display signs of anxiety with skills to prevent development later psychopathology is invaluable. The current study evaluates effectiveness Fun FRIENDS, an prevention resilience program for children.Fifty-seven kindergartners across three classrooms participated a 15-week teachers completed behavioral screening measure questionnaire at pre,...

10.1177/13591045221121595 article EN Clinical Child Psychology and Psychiatry 2022-08-23

Abstract Background Because pediatric anxiety disorders precede the onset of many other problems, successful prediction response to first-line treatment, cognitive-behavioral therapy (CBT), could have major impact. However, existing clinical models are weakly predictive. The current study evaluates whether structural and resting-state functional magnetic resonance imaging can predict post-CBT symptoms. Methods Two datasets were studied: (A) one consisted n=54 subjects with an diagnosis, who...

10.1101/2024.01.29.24301959 preprint EN medRxiv (Cold Spring Harbor Laboratory) 2024-01-30
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