Mr Lehne was born in Düsseldorf on 28 October 1957. He passed his second state law examination in Düsseldorf in 1986. He was a Member of the European Parliament from 1994 to 2014, the Chair of the Committee on Legal Affairs and the Chair of the Conference of Committee Chairs from 2009 to 2014.

He was also a Member of the German Parliament from 1992 to 1994, and a lecturer in European law at the Heinrich Heine University in Düsseldorf and at the University of Cologne from 2004 to 2014.

Born in Campo Maior on 2 January 1960; degree in law from the Universidade Clássica, Lisbon; post-graduate degree in European Studies, European Institute of the Faculty of Law, Universidade Clássica, Lisbon. Taught at the Faculty of Law of the Universidade Clássica, Lisbon (1983).

Taught at the Higher Institute of New Professions (1996). Member of the European Court of Auditors from 1 March 2000 to 30 September 2016: responsible for auditing the EU's banking activities, including the European Central Bank, the European Coal and Steel Community (ECSC), the European Schools, the decentralised bodies and the Euratom Supply Agency (2000); responsible for the Court's Statement of Assurance (DAS) in the following areas: reliability of the accounts and legality and regularity of the underlying transactions in the various revenue and expenditure areas of the EU budget, reform of the Commission's internal control system, and modernisation of the EU accounting system; rapporteur for the Court's opinion on the single audit model and proposal for an EU internal control framework (2002); Dean of the Court's Audit Group responsible for coordinating financial audit, audit methodologies and quality control (CEAD Group); member of the Court's Administrative Committee (2005); responsible for the Audit Development and Reports (ADAR) division, in particular, quality control of the Court's audit reports and implementation of audit methodologies (2006); rapporteur for the Performance Audit Manual adopted by the Court in 2007; President of the European Court of Auditors (2008-2016); auditor of EUROSAI (2008); member of the Governing Board of the European Organisation of Supreme Audit Institutions (EUROSAI) (2011); responsible for overseeing the Court's work, relations with the institutions of the European Union, relations with the Supreme Audit Institutions and international audit organisations, legal matters and internal audit; during his first term, promoted and managed reform of the Court's structure and decision-making process by introducing a system of chambers with a view to optimising management of the Court, thus making it more efficient and effective; during his second term, led the institution in a period during which the Court's audit reports and opinions on financial legislation assumed even greater importance because of the financial crisis and the urgent need to help ensure better management of EU funds; became President of the Portuguese Court of Auditors on 3 October 2016.

Born in Vienna on 29 December 1939; Doctor of Law, University of Vienna; Civil servant, and subsequently Deputy Director, dealing with employment policy at the Austrian Ministry of Social Affairs (1959); Auditor at the Austrian Court of Audit.

Work on audits of the Chancellor's Office, the Ministry of Foreign Affairs and the Ministry of Justice (1970); Head of the Private Office of the President of the Austrian Court of Audit and Head of the organisational unit responsible for INTOSAI's General Secretariat (1975); Head of Personnel (organisation, budgetary and personnel matters, and training) (1981); Director-General of the Public Enterprise Audit Division, responsible for monitoring international developments in the field of INTOSAI and its regional organisations (AFROSAI, ARABOSAI, ASOSAI, EUROSAI, OLACEFS and SPASAI) and for cooperation on United Nations projects in the financial audit field. Member of the European Court of Auditors from 1 March 1995 to 31 March 2011; Responsible for the ADAR sector; President of the Court (2005-2008).

Born in Tortosa on 4 February 1950; graduate of Complutense University of Madrid; head of the Tarragona branch of the People's Party (1978); Member of the Parliament of Tarragona; member of the NATO Parliamentary Assembly (1982).

Spokesman for the Tortosa People's Party (1979); regional head of the Catalan branch of the People's Party; member of the National Executive Committee of the People's Party (1986); deputy president of the European People's Party group in the Parliamentary Assembly of the Council of Europe (1989); Member of the Western European Union Assembly (1991); Budgetary Control Committee, Foreign Affairs, Security and Defence Policy Committees (1994); Member of the European Court of Auditors (2000-2006): President of the Court, 2002-2005. Died on 16 April 2012.

Born in Stockholm on 1 June 1939; graduate of the University of Stockholm, Sweden (Economics, Political Sciences and History); Assistant Secretary and then First Secretary at the Ministry of Agriculture (1962); policy adviser to the Prime Minister's Office (1968).

Secretary to the member of the town council responsible for the finances of the city of Stockholm (1973); assistant secretary to the Nordic Council Presidium (1977); Secretary of State responsible for cooperation between Scandinavian countries and Secretary of State at the Ministry of Finance; chairman of the Committee on Large Towns (1988); adviser and coordinator at the Prime Minister's Office (1990); personal representative of the Prime Minister in the concerted reappraisal of cooperation between the Nordic countries in anticipation of Sweden's accession to the European Economic Area and to the EU (1990); negotiator and adviser on economic, financial and budgetary matters to the Secretariat of the Social Democratic Group in the Swedish Parliament (Riksdag) (1992); Director-General at the Ministry of Foreign Affairs (1994); Member of the European Court of Auditors from 1 March 1995 to 31 December 2001: responsible for the "Cooperation with developing countries and non-Member States (General Budget of the European Union)" sector; President of the European Court of Auditors (1999-2001). Died on 19 September 2016.

Born in Ottersweier on 8 April 1932; Doctor of Economics, graduate of the University of Freiburg-in-Breisgau and of the Freiburg School of Economic and Public Administration; senior posts in the German Federal Civil Service and in industry; Member of the German Parliament (Bundestag) (1976). Served on the Parliament's Budget Committee and chaired the Budgetary Control Committee (1982) and the Approval of Defence Spending Committee (1985); Member of the European Court of Auditors from 21 December 1989 to 31 December 2001, responsible for auditing the European Coal and Steel Community (ECSC), borrowing and lending activities and interest subsidies, and also for aid to Central and Eastern European Countries and to the Newly Independent States of the former Soviet Union; Dean of the Audit Group responsible for structural aid, regional policy, the Integrated Mediterranean Programmes and the "Transport Infrastructure" section of the Cohesion Fund (1994); President of the Court (1996-1999). Died on 18 May 2021.

Born in Voorburg on 13 December 1931; degree in economic sciences from the University of Amsterdam (1957); member of the Dutch Central Planning Bureau (1958); Deputy Head of the Central Planning Bureau (1966); lecturer at the International Institute of Social Studies (1960).

Director-General for the Budget, Ministry of Finance; member/vice-chairman of the Economic Policy Committee of the European Communities (1969); Member of the European Court of Auditors from 18 October 1977 to 31 December 1995: audit of expenditure on energy, research and investment (1977); working methods and professional training; general rapporteur for the annual report (1981); European Regional Development Fund, European Agricultural Guidance and Guarantee Fund, "Guidance" section; Integrated Mediterranean Programmes; coordination of the Structural Funds; President 1993-1995.

Born in Rome on 11 April 1927; master's degree in law (1947); passed administrators' competition for the Ministry of Employment and Social Security (1949); magistrate at the Corte dei Conti (Italian Court of Audit) (1953); counsellor at the Corte dei Conti (1970).

Member of the International Board of Auditors for NATO (1973); President of the International Board of Auditors for NATO (1974); Member of the European Court of Auditors from 18 October 1977 to 31 December 1992: President of the Court from 1990 to 1992. Died on 24 October 2020.

Born in Esch-sur-Alzette on 10 May 1927; doctorate in law; lawyer at the Luxembourg Bar (1953); first editor at the international news agency Agence Europe (1955); deputy spokesman of the High Authority of the European Coal and Steel Community (1960).

Head of the information bureau of the three European Communities in New York (1964); head of the Information to Third Countries department at the Commission of the European Economic Community (1967); Minister of the Economy, the Middle Classes, Tourism, Transport and Energy of the Luxembourg government (1969); Member of the Court of Auditors from 18 October 1977 to 20 December 1989: President of the Court from 1984 to 1989. Died on 15 November 2019.

Born in Paris on 22 May 1931; degree in law; graduate of Paris's Institut d'Études Politiques; studied at the École Nationale d'Administration, economics and finance section (1956); Ministry of Finance (1958); Secretariat-General for Interministerial Economic Cooperation Issues (1961).

Chargé de mission in the Prime Minister's Office (1962); Conseiller maître at the Cour des Comptes Française; Director of the Agricultural Markets Guidance and Regulation Fund (1967); Member of Parliament for Finistère (1968); Secretary of State for Post and Telecommunications (1974); Administrator at the Caisse Nationale de Crédit Agricole and Air France; Member of the Court of Auditors from 18 October 1977 to 20 December 1989; President of the Court from 1981 to 1984.

Born in Cork on 19 January 1919; various posts in the civil service (1937); administrative officer then assistant principal officer in the Ministry of Finance (1946); principal officer (1962) and Assistant Secretary for the Budget (1968); second Secretary (division head), head of the public expenditure division, responsible for all public expenditure matters (1971).

Secretary of the Department of Finance; Director at the Central Bank of Ireland; Alternate Governor of the International Bank for Reconstruction and Development; member of the Coordinating Committee on Short-Term Economic and Financial Policies (EEC); member of the National Economic and Social Council; Member of the National Science Council; member of the board and executive committee of the Economic and Social Research Institute; Member of the Court of Auditors from 18 October 1977 to 17 May 1986; President of the Court (1977-1981). Died on 28 March 2009.