28 February 2024 I am invited to lecture for the 'Katholieke Kerkgemeenschap van Turnhout' (Belgium) about my book Jezus in christendom en islam. 

24 November 2022 at eight o'clock in the evening a lecture in De Vinkenhof, Achterzeeweg 1, Noordwijk about my book Jezus in christendom en islam. 

14 May 2022 I was invited to lecture for muslims in the Cultural Centre of Urecht about 'Jesus in christianity and islam'.

7 May 2022 at a conference of the Ahmadiyya Muslims about 'Jesus in christianity and in islam'.

26 March 2020. 'Jeremiah and offerings (Jeremiah 7:22)' in the Roman-Catholic Church, Nachtegaallaan 40, Maartensdijk at eight o'clock in the evening.

19 December 2019 at eight o'clock lecture in the Ontmoetingskerk, Koningin Julianalaan 26-28, Maartensdijk about Acts 16 and the epistle to the Philippians. How did the Christian community in Philippi start?

22 and 29 November 2019 two private lectures requested by a large Muslim community. In the first lecture I will discuss my motives for translating the Qur'an. I will also indicate problems that any translator will encounter, providing examples of such problems from both the Bible and the Qur'an. The second meeting will be devoted to reading Biblical and Quranic texts mentioning Abraham and Jesus.

18 November 2019 lecture in the Pauluskerk in Breukelen about 'Philippi and Paul's epistle to the Philippians. It starts at eight o'clock in the evening.

11 November 2019 lecture in the Koorkerk in Middelburg about the connection between the Bible aand the Qur'an.  The place of Jesus in both traditions will be discussed. It starts at two o'clock in the afternoon.

27 February 2019 lecture about Greek and Roman elements in Paul's epistle to the Philippians. De Drieklank, Chicagostraat 101, 1334 KD, Almere. 

21 February 2019 lecture about the Qur'an as a continuation of the Bible in De Drvkkery, Markt 51, Middelburg. It starts at seven o'clock in the evening.

1 February 2019 lecture about 'Koran and Bible' in De Poort, Kerkpad 1, Eenrum.

20 November lecture about people that can be found both in Bible and in Qur'an, especially about Jesus. De Schakel, Pius 12e straat 85, Wijchen at eight o'clock in the evening.

November 2018 starts a course of four sessions (closed meetings) about the Qur'an as the Arabic version of the Jewish-Christian tradition for about thirty theologians.

17 April 2018 lecture for the Historical Association in Maartensdijk about the Qor'an and about its relation to the Bible, in the Ontmoetingskerk, Koningin Julianalaan 26 Maartensdijk.

15 February 2018 lecture about the Qor'an and the Islam for the PKN-community in Harderwijk. Plantagekerk, Stationslaan 136, Harderwijk.

25 January and 1 February 2018 parts of the Qur'an will be read and discussed in the Ontmoetingskerk, Vlaslaan, Beetsterzwaag.