Data Privacy Questions
Data Collection
Q1: What data does the platform collect?
A: CogniAND platform collects the following types of data:
Account Information:
- Email address, name, gender, date of birth
- User role (subject/experimenter)
Experiment Data:
- Experiment response times, choice and judgment results
- Task completion status, experiment progress records
Usage Data:
- Login time and frequency, platform usage behavior
- Experiment participation records, system interaction logs
We follow the data minimization principle, collecting only necessary data and not collecting personal information unrelated to experiments.
Details: Data Collection
Q2: How long is data retained?
A: Retention periods for different types of data:
| Data Type | Retention Period |
|---|---|
| Account data | Duration of account existence |
| Experiment data | According to research requirements (typically 5-10 years) |
| Usage logs | 6 months |
| Deleted account data | Permanently deleted within 30 days |
Details: Data Collection
Privacy Protection
Q3: How does the platform protect my privacy?
A: We employ multiple protection measures:
Data Anonymization
- Experiment data identified by unique IDs
- No linkage to personal identity information
- Automatic anonymization on data export
Access Control
- Strict permission management
- Secure data storage
- Limited data usage scope
User Control
- Set privacy preferences
- Control data sharing scope
- Delete account at any time
Details: Privacy Protection
Q4: Will my data be shared with third parties?
A: We will not sell, rent, or trade your personal information. Data is only shared in the following situations:
- ✅ With your explicit consent
- ✅ Required by laws and regulations
- ✅ Academic collaboration (anonymized data)
- ✅ Service providers (bound by confidentiality agreements)
All third-party services we use (email services, cloud storage, analytics tools) have signed data protection agreements.
Details: Privacy Protection
Informed Consent
Q5: What is informed consent? Why is it important?
A: Informed consent is an important step before participating in experiments, ensuring you fully understand the experiment content and participate voluntarily.
Informed consent includes:
- Experiment information (purpose, process, duration, requirements)
- Data usage (collection types, usage methods, retention period)
- Participant rights (voluntary participation, withdrawal at any time, data access)
- Risks and benefits (possible discomfort, potential benefits, compensation details)
- Contact information (researchers, ethics committee, complaint channels)
Informed consent process:
- Read the informed consent form
- Liveness detection (verify real person)
- Confirm consent
- Start experiment
Details: Informed Consent
Q6: Can I withdraw consent after agreeing?
A: Yes, you have the right to withdraw consent at any time:
- ✅ Exit ongoing experiments
- ✅ Request deletion of collected data
- ⚠️ Does not affect completed experiment data (already used for research)
How to withdraw:
- Click "Exit Experiment" in the experiment interface
- Contact researchers or platform administrators
- Submit a request through Technical Support
Details: Informed Consent
Ethics Standards
Q7: What ethical principles does the platform follow?
A: CogniAND platform strictly adheres to psychological research ethics standards:
Four core principles:
Respect Principle
- Respect participants' autonomy and privacy
- Respect cultural differences, treat all participants equally
Beneficence Principle
- Maximize research benefits, minimize potential risks
- Provide necessary support, share research results
Justice Principle
- Fair selection of participants, reasonable distribution of research burdens and benefits
- Avoid discrimination and bias, protect vulnerable groups' rights
Integrity Principle
- Truthfully report research results, avoid academic misconduct
- Maintain research transparency, use data responsibly
Details: Ethics Standards
Q8: How are experiments ethically reviewed?
A: All experiments must undergo ethical review:
Review process:
- Researchers submit experiment protocol
- Ethics committee reviews
- Assess risks and benefits
- Provide modification suggestions
- Approve or reject
Review criteria:
- Scientific validity of research design
- Adequacy of informed consent
- Reasonableness of risk assessment
- Effectiveness of privacy protection
- Standardization of data management
Special group protection:
- Minors require guardian consent
- Vulnerable groups require special ethical review and enhanced protection measures
Details: Ethics Standards
User Rights
Q9: What data rights do I have?
A: You have the following data rights:
| Right | Description |
|---|---|
| ✅ Data access right | View your own data |
| ✅ Data modification right | Modify personal information |
| ✅ Data deletion right | Request account deletion |
| ✅ Data export right | Export your own data |
| ✅ Right to refuse | Refuse specific data collection |
| ✅ Right to withdraw | Withdraw informed consent |
How to exercise rights:
- Log in to personal center to view and modify data
- Contact Technical Support to request deletion or export
- Withdraw consent in the experiment interface
Details: Data & Privacy
Q10: How do I delete my data?
A: You can delete data through the following methods:
Delete account:
- Contact platform administrator to request account deletion
- Provide account information for identity verification
- Confirm deletion operation (irreversible)
- All personal data permanently deleted within 30 days
Delete experiment data:
- Can exit at any time during experiments and request data deletion
- Completed experiment data may be retained for research purposes (anonymized)
Important notes:
- ⚠️ Deletion operation is irreversible, please proceed with caution
- ⚠️ Anonymized data already used for scientific research may not be deletable
- ⚠️ Account cannot be recovered after deletion
Contact: Technical Support
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