World's Best Scientists 2026 revealed!
Paulo P. P. Machado

Paulo P. P. Machado

D-Index & Metrics

Psychology

D-Index
36
Citations
4868
World Ranking
9580
National Ranking
17

Paulo P. P. Machado publication distribution in Psychology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Psychology in 2026. The highlighted bar marks where Paulo P. P. Machado sits on this spectrum.

31–40 publications: 6 scientists 41–50 publications: 52 scientists 51–60 publications: 138 scientists 61–70 publications: 299 scientists 71–80 publications: 461 scientists 81–90 publications: 605 scientists 91–100 publications: 713 scientists 101–110 publications: 736 scientists 111–120 publications: 686 scientists 121–130 publications: 670 scientists 131–140 publications: 644 scientists 141–150 publications: 597 scientists 151–160 publications: 576 scientists 161–170 publications: 477 scientists 171–180 publications: 450 scientists 181–190 publications: 397 scientists 191–200 publications: 343 scientists 201–210 publications: 328 scientists 211–220 publications: 313 scientists 221–230 publications: 283 scientists 231–240 publications: 226 scientists 241–250 publications: 196 scientists 251–260 publications: 201 scientists 261–270 publications: 171 scientists 271–280 publications: 151 scientists 281–290 publications: 139 scientists 291–300 publications: 113 scientists 301–310 publications: 102 scientists 311–320 publications: 100 scientists 321–330 publications: 76 scientists 331–340 publications: 92 scientists 341–350 publications: 85 scientists 351–360 publications: 69 scientists 361–370 publications: 71 scientists 371–380 publications: 63 scientists 381–390 publications: 58 scientists 391–400 publications: 57 scientists 401–410 publications: 43 scientists 411–420 publications: 33 scientists 421–430 publications: 50 scientists 431–440 publications: 41 scientists 441–450 publications: 32 scientists 451–460 publications: 27 scientists 461–470 publications: 28 scientists 471–480 publications: 25 scientists 481–490 publications: 28 scientists 491–500 publications: 20 scientists 501–510 publications: 23 scientists 511–520 publications: 26 scientists 521–530 publications: 17 scientists 531–540 publications: 21 scientists 541–550 publications: 14 scientists 551–560 publications: 16 scientists 561–570 publications: 10 scientists 571–580 publications: 22 scientists 581–590 publications: 9 scientists 591–600 publications: 14 scientists 601–610 publications: 9 scientists 611–620 publications: 11 scientists 621–630 publications: 4 scientists 631–640 publications: 7 scientists 641–650 publications: 5 scientists 651–660 publications: 10 scientists 661–670 publications: 8 scientists 671–680 publications: 8 scientists 681–690 publications: 4 scientists 691–700 publications: 3 scientists 701–704 publications: 4 scientists 705+ publications: 100 scientists
31 publications 705+

This scientist: 158 publications — 53rd percentile

53% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 705 publications or more.

Paulo P. P. Machado D-index placement in Psychology in 2026

The chart shows the D-index (discipline H-index) distribution of Psychology scientists ranked by Research.com in 2026. The highlighted bar marks where Paulo P. P. Machado sits on this spectrum.

30–31 D-Index: 398 scientists 32–33 D-Index: 702 scientists 34–35 D-Index: 671 scientists 36–37 D-Index: 659 scientists 38–39 D-Index: 641 scientists 40–41 D-Index: 671 scientists 42–43 D-Index: 617 scientists 44–45 D-Index: 558 scientists 46–47 D-Index: 495 scientists 48–49 D-Index: 487 scientists 50–51 D-Index: 445 scientists 52–53 D-Index: 390 scientists 54–55 D-Index: 408 scientists 56–57 D-Index: 345 scientists 58–59 D-Index: 325 scientists 60–61 D-Index: 321 scientists 62–63 D-Index: 248 scientists 64–65 D-Index: 290 scientists 66–67 D-Index: 218 scientists 68–69 D-Index: 219 scientists 70–71 D-Index: 215 scientists 72–73 D-Index: 183 scientists 74–75 D-Index: 169 scientists 76–77 D-Index: 132 scientists 78–79 D-Index: 137 scientists 80–81 D-Index: 120 scientists 82–83 D-Index: 112 scientists 84–85 D-Index: 86 scientists 86–87 D-Index: 101 scientists 88–89 D-Index: 83 scientists 90–91 D-Index: 77 scientists 92–93 D-Index: 70 scientists 94–95 D-Index: 78 scientists 96–97 D-Index: 58 scientists 98–99 D-Index: 53 scientists 100–101 D-Index: 57 scientists 102–103 D-Index: 48 scientists 104–105 D-Index: 53 scientists 106–107 D-Index: 46 scientists 108–109 D-Index: 24 scientists 110–111 D-Index: 35 scientists 112–113 D-Index: 27 scientists 114–115 D-Index: 32 scientists 116–117 D-Index: 31 scientists 118–119 D-Index: 22 scientists 120–121 D-Index: 16 scientists 122–123 D-Index: 24 scientists 124–125 D-Index: 18 scientists 126–127 D-Index: 11 scientists 128–129 D-Index: 19 scientists 130–131 D-Index: 10 scientists 132–133 D-Index: 16 scientists 134–135 D-Index: 10 scientists 136–137 D-Index: 12 scientists 138–139 D-Index: 8 scientists 140–141 D-Index: 5 scientists 142–143 D-Index: 12 scientists 144+ D-Index: 98 scientists
30 D-Index 144+

This scientist: 36 D-Index — 19th percentile

19% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 144 D-Index or more.

Overview

Paulo P. P. Machado is affiliated with the University of Minho in Portugal and has a research focus rooted primarily in the field of Psychology. Their scholarly work spans several subfields including Clinical Psychology, Experimental and Cognitive Psychology, Applied Psychology, Social Psychology, and Sociology and Political Science. The dominant themes in their research relate largely to eating disorders and associated behaviors.

Machado's academic output features contributions to a range of prominent journals, with the most frequent publications appearing in Nutrients, PsycTESTS Dataset, Journal of Eating Disorders, European Eating Disorders Review, and International Journal of Eating Disorders. These publication venues reflect the intersection of psychological assessment, clinical applications, and nutritional studies within their research scope.

Notable recent papers authored or coauthored by Machado include:

  • Eating Disorder Examination - Questionnaire short forms: A comparison, 2020, International Journal of Eating Disorders
  • Impact of COVID-19 lockdown measures on a cohort of eating disorders patients, 2020, Journal of Eating Disorders
  • The impact of COVID-19 lockdown on disordered eating behaviors: the mediation role of psychological distress, 2021, Eating and Weight Disorders - Studies on Anorexia Bulimia and Obesity
  • COVID Isolation Eating Scale (CIES): Analysis of the impact of confinement in eating disorders and obesity-A collaborative international study, 2020, European Eating Disorders Review
  • A systematic review of instruments for the assessment of eating disorders among adults, 2021, Current Opinion in Psychiatry

The research topics they address include eating disorders and behaviors, the effects of COVID-19 on mental health, and broader psychological constructs involving anxiety, depression, psychometrics, treatment approaches, and cognitive processes. Other areas of interest connected with Machado's work involve body image and dysmorphia studies, behavioral health and interventions, obsessive-compulsive spectrum disorders, and the impact of technology on adolescents.

Machado frequently collaborates with several scientists, among whom the most recurrent coauthors are:

  • Tânia F. Rodrigues
  • Sónia Gonçalves
  • Ana Vaz
  • Rita Ramos
  • Eva Conceição

Thematically, Machado's work contributes primarily to the understanding and clinical assessment of eating disorders, often integrating the contextual impacts of recent public health events such as the COVID-19 pandemic. This interdisciplinary research approach combines empirical evaluation, psychological theory, and clinical relevance.

Best Publications

  • Clinical Virtual Simulation in Nursing Education: Randomized Controlled Trial

    José Miguel Padilha;Paulo Puga Machado;Ana Ribeiro;José Ramos

  • The prevalence of eating disorders not otherwise specified.

    Paulo P. P. Machado;Bárbara César Machado;Sónia Gonçalves;Hans W. Hoek;Hans W. Hoek

  • Eating disorder examination questionnaire: psychometric properties and norms for the Portuguese population.

    Paulo P. P. Machado;Carla Martins;Ana Rita Rendeiro Ribeiro Vaz;Eva Martins Conceição

  • DSM-5 reduces the proportion of EDNOS cases: evidence from community samples.

    Paulo P. P. Machado;Sonia Goncalves;Hans W. Hoek

  • What is “grazing”? Reviewing its definition, frequency, clinical characteristics, and impact on bariatric surgery outcomes, and proposing a standardized definition

    Eva Martins Conceição;James E. Mitchell;Scott G. Engel;Paulo P. P. Machado

  • Clinical Virtual Simulation in Nursing Education

    José Miguel Padilha;Paulo Puga Machado;Ana Leonor Ribeiro;José Luís Ramos

  • The presence of maladaptive eating behaviors after bariatric surgery in a cross sectional study: Importance of picking or nibbling on weight regain

    Eva Martins Conceição;James E. Mitchell;Ana Rita Rendeiro Ribeiro Vaz;Ana P. Bastos

  • Emotion recognition in psychotherapy: impact of therapist level of experience and emotional awareness.

    Paulo P. P. Machado;Larry E. Beutler;Leslie S. Greenberg

  • Narrative Therapy vs. Cognitive-Behavioral Therapy for moderate depression: Empirical evidence from a controlled clinical trial

    Rodrigo da Cunha Teixeira Lopes;Miguel M. Gonçalves;Paulo P. P. Machado;Dana Sinai

  • Cognitive narrative psychotherapy: research foundations.

    Óscar Filipe Coelho Neves Gonçalves;P.P.P. Machado

  • Stability of problematic eating behaviors and weight loss trajectories after bariatric surgery: a longitudinal observational study.

    Eva M. Conceição;James E. Mitchell;Ana Pinto-Bastos;Filipa Arrojado

  • The portuguese version of the eating disorders inventory : evaluation of its psychometric properties

    Paulo P. P. Machado;Sonia Gonçalves;Carla Martins;Isabel C. Soares

  • Eating Disorder Examination - Questionnaire short forms: A comparison.

    Paulo P. P. Machado;Carlos M. Grilo;Tânia Catarina Fonseca Rodrigues;Ana Rita Rendeiro Ribeiro Vaz

  • Differential patient × treatment maintenance among cognitive, experiential, and self-directed psychotherapies.

    Larry E. Beutler;Paulo P. P. Machado;David Engle;David Mohr

  • Replication of a Modified Factor Structure for the Eating Disorder Examination-Questionnaire: Extension to Clinical Eating Disorder and Non-clinical Samples in Portugal

    Paulo P.P. Machado;Carlos M. Grilo;Ross D. Crosby

  • The impact of COVID-19 lockdown on disordered eating behaviors: the mediation role of psychological distress.

    Sofia M Ramalho;Ana Trovisqueira;Marta de Lourdes;Sónia Gonçalves

  • Risk factors and antecedent life events in the development of anorexia nervosa: a Portuguese case-control study.

    Barbara C. Machado;Barbara C. Machado;Sonia F. Goncalves;Carla Martins;Hans W. Hoek;Hans W. Hoek

  • The Portuguese Version of the Outcome Questionnaire (OQ-45): Normative Data, Reliability, and Clinical Significance Cut-Offs Scores

    Paulo P. P. Machado;Daniel Benjamin Fassnacht;Daniel Benjamin Fassnacht

  • Impact of COVID-19 lockdown measures on a cohort of eating disorders patients

    Paulo P. P. Machado;Ana Pinto-Bastos;Rita Ramos;Tânia F. Rodrigues

  • COVID Isolation Eating Scale (CIES): Analysis of the impact of confinement in eating disorders and obesity-A collaborative international study

    Fernando Fernández-Aranda;Fernando Fernández-Aranda;Fernando Fernández-Aranda;Lucero Munguía;Lucero Munguía;Gemma Mestre-Bach;Gemma Mestre-Bach;Trevor Steward

  • Nurturing nature: Cognitive narrative strategies.

    Óscar F. Gonçalves;Margarida R. Henriques;Paulo P. P. Machado

Frequent Co-Authors

Óscar F. Gonçalves
Óscar F. Gonçalves University of Coimbra
Hans W. Hoek
Hans W. Hoek University Medical Center Groningen
Miguel M. Gonçalves
Miguel M. Gonçalves University of Minho
Ross D. Crosby
Ross D. Crosby University of North Dakota
James E. Mitchell
James E. Mitchell University of North Dakota
Carlos M. Grilo
Carlos M. Grilo Yale University
Fernando Fernández-Aranda
Fernando Fernández-Aranda University of Barcelona
Susana Jiménez-Murcia
Susana Jiménez-Murcia University of Barcelona
Jordi Carratalà
Jordi Carratalà University of Barcelona
Gema Frühbeck
Gema Frühbeck University of Navarra

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