BCDR International Arbitration ReviewDecember 2020 - Volume 7 - Issue 2 Conflicts of Interest in International Arbitration Part II Note from the General Editor 231 Articles The Map Is Not the Territory - But We Do Need Maps: How Helpful Are Guidelines on What Constitutes a Conflict of Interest, and on the Circumstances under Which Disclosure Is Required?Eduardo Zuleta & María Marulanda 239 Who Should Rule on Challenges of Arbitrators?Adrian Winstanley 263 The Parties' Right to Nominate Arbitrators and the Institution's Discretion in Deciding Whether to ConfirmAlexis Mourre 285 The Worldly Arbitrator: Conflicts of Interest Due to Close Personal Friendship and Enmity in a Cross-Cultural ContextAlejandro A. Escobar 291 Different Approaches to Counsel Conflicts of Interest: Moving Towards a Common DutyDavid Brynmor Thomas KC & Ruth Keating 307 The Restrictions on Multiple Arbitral Appointments under English LawChristopher Hancock KC & Daniel Bovensiepen 333 Conflicts or Opportunities? Arbitrators' Previous Cases and Their Future AppointmentsCrina Baltag 363 The Curious Phenomenon of the Proactive Co-arbitratorEduardo Silva Romero 383 Challenges against Arbitrators under CRCICA Rules: The Effect of DisclosureIsmail Selim & Malak Lotfi 397 The Question of Systematic Appointments of Given Individuals by Investors or Respondent State Parties in Investment ArbitrationJohn Beechey & Niccolò Landi 409 Ethical Concerns in Investor-State Dispute Settlement: Seeking a Permanent SolutionColin M. Brown & Niki Koumadoraki 429