Think Again courses can help you learn how to question assumptions, evaluate evidence, and update your views as you gain new information. You can build skills in critical thinking, perspective-taking, and constructive debate that support better decisions in work and everyday life. Many courses introduce frameworks, reflective exercises, and real examples that encourage rethinking familiar ideas and exploring alternative viewpoints.

Johns Hopkins University
Skills you'll gain: Social Justice, Social Studies, Social Sciences, Economics, Policy, and Social Studies, Community Organizing, Diversity Awareness, Socioeconomics, Culture, Sociology, World History, Cultural Diversity, International Relations, Social Impact, Political Sciences, Policy Analysis, Diversity Equity and Inclusion Initiatives, Advocacy, Demography
★ 4.5 (82) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Performing Arts, Sociology, Interactive Learning, Liberal Arts, Storytelling, Social Sciences, Lecturing, Culture, Community Outreach, Psychology, Conflict Management, Human Development
★ 4.6 (31) · Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Systems Design, Software Design Documents, Software Documentation, System Design and Implementation, Internet Of Things, Technical Documentation, Technical Communication, Technical Writing, Mobile Development, Test Case, Development Testing, System Testing, Software Development, Embedded Software, Communication Systems, Embedded Systems, Systems Integration, System Implementation
★ 4.8 (13) · Mixed · Course · 1 - 4 Weeks

Harvard Business Review
Skills you'll gain: Business Planning, Strategic Thinking, Critical Thinking, Plan Execution, Organizational Strategy, Business Strategy, Strategic Decision-Making, Trend Analysis, Decision Making, Market Trend, Market Opportunities, Forecasting, Innovation, Competitive Analysis
Intermediate · Course · 1 - 4 Weeks

University of Glasgow
Skills you'll gain: Research Methodologies, Case Studies, Research, Social Justice, Culture, Cultural Diversity, Socioeconomics, Community Development, Qualitative Research, Diversity Awareness, Sociology, Social Impact, Social Sciences, Community Organizing, Economics, Advocacy
★ 4.8 (30) · Intermediate · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Disabilities, Coordinating, Media and Communications, Web Content Accessibility Guidelines, Communication Strategies, Visual Impairment Education, Performing Arts, Diversity Equity and Inclusion Initiatives, Teamwork, Planning, Needs Assessment, Policy Development, Coordination, Law, Regulation, and Compliance
★ 4.7 (34) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Gerontology, Public Health, Exercise Science, Health Policy, Substance Abuse, Preventative Care, Sports Medicine, Geriatrics, Kinesiology, Pain Management, Research, Immunology, Pharmacotherapy, Pharmacology, Clinical Research, Risk Analysis, Chronic Diseases, Neurology, Personal Development, Psychology
★ 4.7 (99) · Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Cybersecurity, Network Security, Cyber Attacks, Penetration Testing, Cyber Security Assessment, Application Security, Cyber Security Strategy, Cyber Threat Intelligence, Vulnerability Scanning, Security Controls, Network Monitoring, Data Security, Cyber Risk
★ 4.7 (50) · Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative AI Agents, Java, Java Programming, Agentic systems, Agentic Workflows, AI Workflows, Generative AI, LLM Application, Tool Calling, OpenAI API, Application Development, Prompt Engineering, Large Language Modeling, Memory Management
★ 4.2 (25) · Beginner · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Maternal Health, Child Health, Epidemiology, Public Health, Crisis Intervention, Public Health and Disease Prevention, Postpartum Care, Mental Health Diseases and Disorders, Infection Control, Infectious Diseases, Health Care Procedure and Regulation, Surveys, Community Health, Psychosocial Assessments, Sanitation, Emergency Response, Mental Health, Healthcare Ethics, Infant Care, Ethical Standards And Conduct
★ 4.8 (130) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Tensorflow, Natural Language Processing, Python Programming, Applied Machine Learning, Machine Learning Methods, Model Training, Recurrent Neural Networks (RNNs), Generative Model Architectures, Machine Learning, Deep Learning
★ 4.7 (38) · Intermediate · Guided Project · Less Than 2 Hours

Vanderbilt University
Skills you'll gain: Model Context Protocol, Generative AI Agents, Agentic Workflows, AI Enablement, Email Automation, Business Process Automation, Generative AI, AI Product Strategy, Agentic systems, Initiative and Leadership, Tool Calling, Anthropic Claude, ChatGPT, Automation, Responsible AI, Marketing Automation, Multimodal Prompts, Artificial Intelligence and Machine Learning (AI/ML), Prompt Engineering, IT Automation
★ 4.3 (26) · Beginner · Course · 1 - 4 Weeks