Re: EOCred: cost of a credential

Not starting the discussion here ;-)

Would just note however that, one of the major motivations for going for
Schema.org is that it makes the data understandable to search engines who
will then have much of the world’s data and more use cases than we could
imagine.

Richard Wallis
Founder, Data Liberate
http://dataliberate.com
Linkedin: http://www.linkedin.com/in/richardwallis
Twitter: @rjw

On 1 February 2018 at 15:45, Phil Barker <phil.barker@pjjk.co.uk> wrote:

>
>
> On 01/02/18 15:09, Richard Wallis wrote:
>
> This looks like good basic description, that mentions the complexities
> without over burdening with their details.
>
> In the/an example it might be beneficial to show the use of the *offerdBy*
> property of *Offer* to show how a Credential could be linked to the
> organisation offering it.
>
>
> Done.
>
>
> With reference to:
>
> we have a use case to provide a mechanism to link from credential to
> Course, which will also be relevant
>
> Are you suggesting an inverse property for educationalCredentialAwarded?
>
> I am merely stating we have the use case
>
> The mechanism could be an inverse property, some syntactic glue like
> JSON-LD @reverse / RDFa rev, or even agreement (if you have enough of the
> world's data, and if I understand enough SPARQL)
>   SELECT ?Course ?Credential
>   WHERE { ?Course schema:educationalCredentialAwarded  ?Credential . }
> is pretty much the same as
>   SELECT ?Credential ?Course
>   WHERE { ?Credential schema:awardedAfterCourse  ?Course . }
>
> Please, let's not start that discussion in this thread!
>
> Phil
>
>
> ~Richard.
>
> Richard Wallis
> Founder, Data Liberate
> http://dataliberate.com
> Linkedin: http://www.linkedin.com/in/richardwallis
> Twitter: @rjw
>
> On 1 February 2018 at 14:54, Phil Barker <phil.barker@pjjk.co.uk> wrote:
>
>> I have attempted to express some of the discussion around providing
>> information about costs of credentials and associated courses and
>> assessments on the EOCred wiki
>> <https://www.w3.org/community/eocred-schema/wiki/User:Philbarker/Draft:_costs_for_educational_/_occupational_credential>
>>
>> The general principle is to describe costs of independent things
>> separately, so that they can be aggregated in an intelligent and
>> context-dependent manner, but where the *offer* of one thing is
>> dependent an *offer* of another, use the addOn property.
>>
>> I recognise that this is incomplete. It depends on things in schema.org
>> that don't yet exist, but also I don't think we can hope to cover every
>> eventuality.
>>
>> I am interested in how far this goes to meeting the objection that Stuart
>> expressed about the initial over-simple proposal, and whether it includes
>> enough information to cover the possibilities Richard has been highlighting.
>>
>> Phil
>>
>> On 26/01/18 10:40, Phil Barker wrote:
>>
>> I want to try and keep some momentum by doing some of the quick and easy
>> use cases while we discuss the more difficult ones. I think this is one:
>>
>> Cost
>> Having found a credential it should be possible to identify the cost of
>> acquiring the credential.
>>
>> Requires: ability to show relevant cost for educational / occupational
>> credential objects
>> Note: this implies that a credential is offered
>>
>> This is the cost of the credential itself, not the cost of courses,
>> training or other things required in order to earn the credential (these
>> costs can be shown when describing those other things).
>>
>> schema.org has means for specifying the cost of things with the offers
>> <http://schema.org/offers> property which we could use. If
>> EducationalOccupationalCredential is a CreativeWork, then we already
>> have the offers property (if it is not, we may need change the domain of
>> the existing offers property)
>>
>> A simple example
>>
>> {
>>   "@context": "http://schema.org/" <http://schema.org/>,
>>   "@type": "EducationalOccupationalCredential",
>>   "url" : "https://www.alt.ac.uk/certified-membership"
>> <https://www.alt.ac.uk/certified-membership>,
>>   "name": "CMALT",
>>   "description": "Certified Membership of the Association for Learning
>> Technology",
>>   "offers": {
>>     "@type": "Offer",
>>     "name": "Registration fee (UK)",
>>     "price": "150",
>>     "priceCurrency": "GBP"
>>   }
>> }
>>
>> Offers <http://schema.org/Offer> can get quite complex, allowing
>> different currencies, different offers for different regions, add on offers
>> etc.  I think it would cover our needs adequately; the only potential
>> problem I can see is that eligibleCustomerType as defined is too
>> restrictive to provide information like "special price for military
>> veterans". My approach to this would be to 1) raise this as an issue with
>> schema.org. 2) provide text values anyway (schema.org allows this)
>>
>> Any objections? Have I missed anything?
>>
>> Phil
>> --
>>
>> Phil Barker <http://people.pjjk.net/phil>. http://people.pjjk.net/phil
>> PJJK Limited <https://www.pjjk.co.uk>: technology to enhance learning;
>> information systems for education.
>> CETIS LLP: a cooperative consultancy for innovation in education
>> technology.
>>
>> PJJK Limited is registered in Scotland as a private limited company,
>> number SC569282.
>> CETIS is a co-operative limited liability partnership, registered in
>> England number OC399090
>>
>>
>> --
>>
>> Phil Barker <http://people.pjjk.net/phil>. http://people.pjjk.net/phil
>> PJJK Limited <https://www.pjjk.co.uk>: technology to enhance learning;
>> information systems for education.
>> CETIS LLP: a cooperative consultancy for innovation in education
>> technology.
>>
>> PJJK Limited is registered in Scotland as a private limited company,
>> number SC569282.
>> CETIS is a co-operative limited liability partnership, registered in
>> England number OC399090
>>
>
>
> --
>
> Phil Barker <http://people.pjjk.net/phil>. http://people.pjjk.net/phil
> PJJK Limited <https://www.pjjk.co.uk>: technology to enhance learning;
> information systems for education.
> CETIS LLP: a cooperative consultancy for innovation in education
> technology.
>
> PJJK Limited is registered in Scotland as a private limited company,
> number SC569282.
> CETIS is a co-operative limited liability partnership, registered in
> England number OC399090
>