This is a book on the modern control approach called the Sliding Mode Control (SMC) which has many applications in the areas of power systems, power converters and drives, mechanical and aerospace systems, etc. The book mainly covers the basic concepts of classical SMC and higher order SMC, and its numerical implementation using MATLAB. The MATLAB codes for the simulations in this book can be accessed from the following link. https://github.com/MIDHUNTA30/SMC-MATLAB