*SPECIAL ISSUE- FRTB * The Vol. 4 No. 1 issue focuses on FRTB (the Fundamental Review of the Trading Book). In this issue, we include four Fundamental Review of the Trading Book papers, each exploring a different aspect of FRTB. The papers selected break down the underlying regulatory requirements, explain the implementation challenges, analyze the differences between IMA and SA, and look at the credit valuation adjustment (CVA) and initial margin frameworks.