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Data Science in Practice


Admission requirements

This course is open to Master's students Data Science: Computer Science and ICT in Business and the Public Sector.


This course provides a Fieldlab which prepares students for application of data science in real-life settings. Students work in Fieldlabs on real data problems. The students will explore the problem provided in the fieldlab, research data availability, investigate the quality of the data and designing of tools which can be deployed for a solution that addresses the problem. The context of the problem will be investigated, including the relevant data regulatory framework. The Fieldlab will be addressing problems in the context of the Virus Outbreak Data Network (VODAN). Materials will be provided during the course.

Course objectives

  1. Demonstrable ability to use tools to structure a full data science project cycle from problem to solution
  2. Skills developed to work in an interdisciplinary, group and real-life setting
  3. Skills to report on design studies at academic level
  4. Knowledge of concepts related to centralized and distributed data collection and visiting and associated concepts of determining data quality
  5. Knowledge of boundaries for development of solutions in real-life within ethical and regulatory limitations
  6. Knowledge to determining data representation for proposed solutions and limitations of use-case
  7. Knowledge on adoption processes of innovative solutions


The most recent timetable can be found at the Computer Science (MSc) student website.

You will find the timetables for all courses and degree programmes of Leiden University in the tool MyTimetable (login). Any teaching activities that you have sucessfully registered for in MyStudyMap will automatically be displayed in MyTimeTable. Any timetables that you add manually, will be saved and automatically displayed the next time you sign in.

MyTimetable allows you to integrate your timetable with your calendar apps such as Outlook, Google Calendar, Apple Calendar and other calendar apps on your smartphone. Any timetable changes will be automatically synced with your calendar. If you wish, you can also receive an email notification of the change. You can turn notifications on in ‘Settings’ (after login).

For more information, watch the video or go the the 'help-page' in MyTimetable. Please note: Joint Degree students Leiden/Delft have to merge their two different timetables into one. This video explains how to do this.

Mode of instruction

  • Research.

Assessment method

Assessment and grading method (in percentages):

  • group-assignments: 40%

  • group-presentation: 20%

  • individual essay: 40%

Retake possible of essay (40%)

To complete the final mark, please take notice of the following:

1) the final grade for the course is established by determining the weighted average

The teacher will inform the students how the inspection of and follow-up discussion of the exams will take place.

Reading list

  • Reading material and tools offered during the course


From the academic year 2022-2023 on every student has to register for courses with the new enrollment tool MyStudyMap. There are two registration periods per year: registration for the fall semester opens in July and registration for the spring semester opens in December. Please see this page for more information.

Please note that it is compulsory to both preregister and confirm your participation for every exam and retake. Not being registered for a course means that you are not allowed to participate in the final exam of the course. Confirming your exam participation is possible until ten days before the exam.

Extensive FAQ's on MyStudymap can be found here.



For any special needs in relation to group work or any other special needs, please contact the lecturer.