The Best Practices Board (BPB) is responsible for managing the production and dissemination of the consortium’s work product that describes methods and processes for successful implementation of XBRL Specifications. It is charged with setting priorities for the collection, compilation and development of implementation guidance material and together with the XBRL Standards Board, ensuring that all business process guidance material produced is of uniformly high quality, with the goal of encapsulating our learnings and defining certain pathways as normative guidance.
The BPB executes its work agenda through task forces which currently are: Taxonomy Design Working Group and the Entity Specific Disclosures Task Force.
For information on how to get involved with the BPB or the BPB Task Forces please visit Get Involved.
The BPB can be contacted using bpb@xbrl.org.
Janis Steinmann
Chair
Janis Steinmann is the Head of XBRL at AMANA consulting. Located in the greater Oslo region in Norway, Janis has more than a decade of experience with XBRL and other reporting solutions.
He successfully carried out XBRL projects at major European banks, insurers, regulators and listed companies, fulfilling their requirements for the European Single Electronic Format, EBAs Supervisory Reporting as well as EIOPAs Solvency II Framework and other European supervisory requirements.
Close cooperation with the customers’ accounting and reporting groups led to his deep insight into the needs and challenges of XBRL report creation and management. Outside of the XBRL domain, Janis also led the project on implementing the MiFID II requirements for a European regulator.
Prior to joining AMANA consulting, Janis worked in the in house reporting department of a German bank. He holds a Bachelor of Science in Business Information Technology and a Master of Science in Applied Computer Science from the University of Duisburg-Essen.
Shraddha Bagul
Member
Shraddha is a Chartered Accountant, Customer Success Head of IRIS CARBON® and a member of XBRL Europe, XBRL Europe (ESG Working Group) and XBRL Europe (Best Practice Task Force). Shraddha has more than 10 years of experience in XBRL and has collaborated with multiple regulatory agencies across the globe to conceptualize and implement digital filing platforms for SSM (Malaysia), ACRA (Singapore), CBRD (Mauritius) and RBI (India). She has also worked with large corporations in the US, EU and UK helping them with their taxonomy modelling and getting onboard to comply with XBRL/iXBRL standards.
Rahime Celepli
Member
Rahime Celepli is a Product Manager at CtrlPrint and has over 16 years of experience in corporate and regulatory reporting. Building on this foundation, her work now focuses on the application of XBRL for ESEF and the evolving standards for sustainability reporting, including the CSRD and ESRS.
In her role, she guides the development of key reporting tools, including the CtrlPrint XBRL Tagger and a collaborative report review workflow. This hands-on work provides her with a direct understanding of the user challenges and experiences in the end-to-end reporting process. Her product strategy is informed by her previous work as an IMC-certified Reporting Analyst with financial institutions, including Pictet Asset Management and State Street Global Advisors, where she gained deep insight into how investors use structured data for analysis and stakeholder engagement.
Rahime frequently presents at workshops and webinars on the practical challenges of ESEF filing and digital transparency. As a member of the XBRL International Best Practices Board, she focuses on bridging the gap between technical standards and real-world application.
Pierre Hamon
Member
Pierre Hamon is a qualified accountant, managing director of etXetera eurl and a member of the XBRL France board of directors. Pierre has ten years experience of XBRL, including authoring XBRL taxonomies for French GAAP and extensions to the IFRS taxonomy for the filing of consolidated accounts in France. Pierre has experience of the production and filing of XBRL reports to the US SEC under both US GAAP and IFRS rules. Pierre is co-chair of working groups for XBRL Europe (Best Practice Task Force) and XBRL International (IGTF, ESDTF). Pierre has worked as an auditor at Ernst and Young and as a director at Cartesis.
Sacha Kälin
Member
Sacha Kälin is a Senior Product Manager and Product Owner at mms solutions in Switzerland, where he leads the development of all XBRL products serving nearly 100 clients across various industries and countries. With nearly a decade of XBRL experience, Sacha has successfully implemented solutions for European ESEF filings and emerging ESG legislation.
He has represented mms solutions at XBRL Switzerland for more than ten years and is an active member of XBRL Germany, participating in the ESG and iXBRL working groups as well as the XBRL Europe ESEF Best Practice Taskforce. His role involves close collaboration with regulators, auditors, software providers, and reporting entities across multiple jurisdictions.
Sacha holds a Master’s degree in Product Management from ZHAW Zurich University of Applied Sciences.
Jose Huizar Moreno
Member
José Huizar Moreno is a software engineer with over 20 years of experience in developing technology for the capital markets in Latin America. In 2004, he founded 2H Software, focusing on providing technological solutions for the financial sector. José has been involved in the development and maintenance of XBRL taxonomies used in Mexico for filings with the National Banking and Securities Commission and the Mexican Stock Exchange. His work also includes the creation of XBRL converters and processors, query bots, tools for filing with exchanges and regulators, and an XBRL instance document viewer for web browsers.
The company he founded supports more than 5,000 companies across Latin America in meeting their obligations to file XBRL with regulators, including the SEC and FERC in the United States.
Campbell Pryde
Member
Campbell Pryde brings significant experience in technology development, accounting and finance to XBRL US. Before taking on the President and CEO position, Mr. Pryde led the development and maintenance of taxonomies as Chief Standards Officer, playing an integral role on the executive team. Mr. Pryde joined XBRL US from Morgan Stanley, where as Executive Director in the Institutional Securities Group, he managed the equity research XBRL-based valuation framework. He has been involved with XBRL since 2001, and served as Chairman of the XBRL US Domain Steering Committee during the critical initial build of the US GAAP Taxonomy under contract with the Securities and Exchange Commission. Prior to joining Morgan Stanley, Mr. Pryde was a Partner in the Risk and Advisory Practice of KPMG LLP. He is a member of the New Zealand Institute of Chartered Accountants.
Tom Wacha
Member
Tom Wacha works as the Director of XBRL Product Management at Workiva and as a volunteer on the Arelle open source XBRL platform, During his time at Workiva Tom managed the first inline XBRL filing at the SEC, the open source XBRL viewer, the acquisition of ParsePort and the development of XBRL reporting capabilities for regulatory requirements across the globe. Tom has over twenty years of experience in the software industry, including ten years working with XBRL. Tom holds a Bachelor of Science in Business from Iowa State University and a Masters of Science in Information Technology from the University of Maryland.
