The book titled “Basics of Contemporary Entomology” is a compilation of various emerging entomological advances and tools for insect pest management. The book is intended for undergraduates and postgraduate students for there their academic and competitive exam purpose. The book has compiled various advanced entomological trends like Semiochemical CRISPR/ Cas, RAN interference, etc. lucidly, for students and competitive exam aspirants. In the book, we discussed in detail the above-mentioned topics and their applications, mechanisms, and delivery methodologies for pest management.