This book is a compilation of thematically arranged essays that critically analyze emerging developments, issues, and perspectives in the field of comparative law, especially in the field of comparative constitutional law. The book discusses limits and challenges of comparativism, comparative aspects of arbitral awards, cross-border consumer disputes, online hate speech, authoritarian constitutions, issues related to legal transplants, the indispensability of the idea of the concept of Rechtsstaat, interdisciplinary challenges of comparative environmental law, free exercise of religions, public interest litigation, constitutional interpretation and developments, and sustainable development in model BITs. It comprises seven parts, wherein the first part focuses on general themes of comparative law, the second part discusses private law through a comparative lens, and the third, fourth, and fifth parts examine aspects of public law with special focus on constitutional law, human rights, environmental law, and economic laws. The last part of the book covers recent developments in the field of comparative law. The book intends to seamlessly tie together discussions on both public and private law aspects of comparative law. It encourages readers to gain a nuanced understanding of the working of law, legal systems, and legal cultures while aiding deliberations on the constituents of an ideal system of law.