Industry / Business References

• People For Success. (2022). The EQ-i 2.0 is the industry’s leading emotional intelligence test—see why. People For Success Blog.
  (Highlights the tool’s global reach, scientific credibility, focus on coachability, and strong track record in leadership development.)
  https://p4s.pt/en/the-eq-i-2-0-is-the-industrys-leading-emotional-intelligence-test-see-why/

• Multi-Health Systems Inc. (2022). The reliability, validity and fairness of the EQ-i 2.0®. MHS White Paper.
  (Summarizes internal and independent studies demonstrating strong internal consistency, test–retest reliability, construct validity, and fairness across demographic groups.)
  https://cdn.mhs.com/mhsdocs/Marketing_Files/Talent/EQ-i/EQ-i_Reliability_Validity_2022_Digital.pdf

• Multi-Health Systems Inc. (2022). The EQ-i 2.0® and leadership. MHS White Paper.
  (Presents research linking EQ-i 2.0 scores to transformational leadership, team performance, reduced turnover intentions, and higher organizational citizenship behaviors.)
  https://cdn.mhs.com/mhsdocs/Marketing_Files/Talent/EQ-i/EQ-i_Leadership_Paper_2022_R1.pdf

• Multi-Health Systems Inc. (2021). The EQ-i 2.0 is the industry’s leading emotional intelligence test. MHS Blog.
  (Outlines the tool’s 25-year research foundation, robust psychometrics, focus on learnable EI skills, and wide adoption in Fortune 500 companies.)
  https://mhs.com/blog/eq-i-2-0-is-the-industrys-leading-emotional-intelligence-test/

Academic / Scholarly References

• O’Boyle, E. H., Humphrey, R. H., Pollack, J. M., Hawver, T. H., & Story, P. A. (2011). Emotional intelligence and job performance: A meta-analysis. Journal of Organizational Behavior, 32(5), 788–818.
  (Comprehensive meta-analysis showing EI predicts job performance across a variety of occupational settings and measurement methods.)
  https://doi.org/10.1002/job.714

• Miao, C., Humphrey, R. H., & Qian, S. (2017). A meta-analysis of emotional intelligence and work attitudes. Journal of Occupational and Organizational Psychology, 90(2), 177–202.
  (Higher EI relates to greater job satisfaction, organizational commitment, and lower turnover intentions.)
  https://doi.org/10.1111/joop.12167

• Doǧru, Ç., et al. (2022). A meta-analysis of the relationships between emotional intelligence and organizational commitment, OCB, job satisfaction, job performance, and job stress. Frontiers in Psychology, 13, 611348.
  (Psychometric meta-analysis linking EI to multiple positive workplace outcomes and lower stress.)
  https://doi.org/10.3389/fpsyg.2022.611348

• Coronado-Maldonado, I., et al. (2023). Emotional intelligence, leadership, and work teams: A hybrid review. Heliyon, 9(10), e2023.
  (Review of 104 studies showing EI in leaders improves team behaviors, collaboration, and results.)
  https://doi.org/10.1016/j.heliyon.2023.e2023

• Davaei, M., et al. (2024). The role of intelligences in teams: A systematic literature review. Review of Managerial Science.
  (Finds team members’ EQ improves collaboration and performance, with stronger effects in face-to-face teams.)
  https://doi.org/10.1007/s11846-024-00751-8

• Mehler, M., et al. (2024). Training emotional competencies at the workplace: A systematic review and meta-analysis. BMC Psychology, 12, 2198.
  (Shows that workplace interventions can effectively build EI/emotional competencies.)
  https://doi.org/10.1186/s40359-024-02198-1

• Khademi, E., et al. (2021). Emotional intelligence and quality of nursing care. Nursing Open, 8(5), 2701–2710.
  (Higher nurse EI is associated with better quality of care from both nurses’ and patients’ perspectives.)
  https://doi.org/10.1002/nop2.872

• Oweidat, I., et al. (2024). Relationship between emotional intelligence and quality of healthcare among nurses in governmental hospitals. Frontiers in Psychology, 15, 1423235.
  (Higher EI linked to better perceived healthcare quality and outcomes.)
  https://doi.org/10.3389/fpsyg.2024.1423235

• Mora, M. S., et al. (2024). Emotional intelligence of nurses in intensive care units. Intensive & Critical Care Nursing, 78, 103606.
  (Evidence that EI mitigates stress and burnout via improved communication and interprofessional relationships.)
  https://doi.org/10.1016/j.iccn.2024.103606

• Kim, T., et al. (2018). A cross-cultural meta-analysis of how leader emotional intelligence influences subordinate performance and OCB. The Leadership Quarterly, 29(1), 1–13.
  (Leader EI predicts subordinates’ task performance and citizenship behavior after controlling for Big Five traits and cognitive ability.)
  https://doi.org/10.1016/j.leaqua.2017.12.001

• van Zyl, C. J. J. (2014). The psychometric properties of the Emotional Quotient Inventory (EQ-i 2.0) in South Africa. SA Journal of Industrial Psychology, 40(1), 1–8.
  (Examined reliability, construct validity, and factor structure of EQ-i 2.0 in a South African sample, supporting cross-cultural use.)
  https://sajip.co.za/index.php/sajip/article/view/1192/1685

• O’Connor, P. J., Hill, A., Kaya, M., & Martin, B. (2019). The measurement of emotional intelligence: A critical review of the literature and recommendations for researchers and practitioners. Frontiers in Psychology, 10, 1116.
  (Compares leading EI tools—including EQ-i 2.0—on validity, reliability, and theoretical grounding, offering guidance for researchers and practitioners.)
  https://www.frontiersin.org/articles/10.3389/fpsyg.2019.01116/full

• Chandrapal, J. (2022). Using individual assessments as a tool for formative evaluation in emotional intelligence education. Education Sciences, 12(4), 259.
  (Highlights the role of validated EI measures such as EQ-i 2.0 in tracking and enhancing learning outcomes in professional development programs.)
  https://www.mdpi.com/2227-7102/12/4/259