The science of citizen science

Editorial – The Science of Citizen Science Evolves -- Chapter 1: What Is Citizen Science? The Challenges of Definition -- Chapter 2: Citizen Science in Europe -- Part I: Citizen Science as Science -- Chapter 3: Science as a Commons: Improving the Governance of Knowledge through Citizen Science -- Chapter 4: Citizen Science in the Natural Sciences -- Chapter 5: Citizen Humanities -- Chapter 6: Citizen Social Science: New and Established Approaches to Participation in Social Research -- Chapter 7: Data Quality in Citizen Science -- Chapter 8: A Conceptual Model for Participants and Activities in Citizen Science Projects -- Chapter 9: Machine Learning in Citizen Science: Promises and Implications -- Chapter 10: Participation and Co-creation in Citizen Science -- Chapter 11: Citizen Science, Health, and Environmental Justice -- Part II: Citizen Science in Society -- Chapter 12: Participants in Citizen Science -- Chapter 13: Inclusiveness and Diversity in Citizen Science -- Chapter 14: Learning in Citizen Science Chapter -- Chapter 15: Citizen Science Case Studies and Their Impacts on Social Innovation -- Chapter 16: Science as a Lever: The Roles and Power of Civil Society Organisations in Citizen Science -- Chapter 17: Citizen Science and Policy -- Chapter 18: Creating Positive Environmental Impact through Citizen Science -- Chapter 19: Ethical Challenges and Dynamic Informed Consent -- Part III: Citizen Science in Practice -- Chapter 20: Finding What You Need: A Guide to Citizen Science Guidelines -- Chapter 21: Citizen Science Platforms -- Chapter 22: Citizen Science in the Digital World of Apps -- Chapter 23: Communication and Dissemination in Citizen Science -- Chapter 24: Evaluation in Citizen Science: The Art of Tracing a Moving Target Part IV: Conclusions / Lessons Learnt -- Chapter 25: The Recent Past and Possible Futures of Citizen Science: Final Remarks